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Carebit API

Credit Notes

CreditNotes and writeoffs applied to Invoices and Patients.

Required API scopes: credit_notes.createcredit_notes.deletecredit_notes.readcredit_notes.update

Endpoints

Scroll this page to read every Credit Notes endpoint, or jump to one below.

get/v1/credit_notes

List CreditNotes

Returns CreditNotes in the authenticated Organization. All filters are optional. Use this with create and delete to apply bulk writeoffs.

Required API scopes: credit_notes.read

Parameters

  • created_at_from

    query

    string

    Inclusive lower bound for created_at in UTC ISO 8601 format (YYYY-MM-DDTHH:MM:SSZ).

  • created_at_to

    query

    string

    Inclusive upper bound for created_at in UTC ISO 8601 format (YYYY-MM-DDTHH:MM:SSZ).

  • invoice_id

    query

    string

    Filter by an Invoice in the Organization.

  • patient_id

    query

    string

    Filter by a Patient with an active connection to the Organization.

  • limit

    query

    integer

    The maximum number of items to return. Defaults to 25; the maximum is 100.

  • starting_after

    query

    string

    Return items after this resource ID. You cannot use this with cursor.

  • cursor

    query

    string

    The next_cursor value from the previous page. You cannot use this with starting_after.

Responses

200

Paginated list of CreditNote objects.

  • dataarrayrequired
    • itemsobject
      • amountinteger | nullrequired

        The CreditNote amount in minor currency units.

      • clinician_idstring | null · uuidrequired

        The Clinician associated with the CreditNote.

      • created_atstring · date-timerequired

        An ISO 8601 timestamp in UTC, with a Z suffix. For example, 2026-07-01T09:00:00Z.

      • credit_note_numberstring | nullrequired

        The CreditNote number, unique within the Organization.

      • currencystring | nullrequired

        The ISO 4217 currency code.

      • idstring · uuidrequired

        The resource's unique identifier, formatted as an RFC 4122 version 4 UUID.

      • invoice_idstring | null · uuidrequired

        The Invoice this CreditNote writes off or credits.

      • linksobjectrequired

        URLs to related resources.

        • invoicestring | null · urirequired

          The full URL of a related resource.

        • patientstring | null · urirequired

          The full URL of a related resource.

      • notesstring | nullrequired

        Internal notes recorded with the CreditNote.

      • objectanyrequired

        Discriminator value emitted at object.

      • patient_idstring | null · uuidrequired

        The Patient associated with the CreditNote.

      • reasonstringrequired

        Why the CreditNote was created. Use a written_off_* reason for a writeoff.

        Allowed values: credited_error | credited_goodwill | credited_other | credited_overbilled | credited_service_not_delivered | written_off_nonpayer | written_off_other

      • updated_atstring · date-timerequired

        An ISO 8601 timestamp in UTC, with a Z suffix. For example, 2026-07-01T09:00:00Z.

  • has_morebooleanrequired

    Whether another page is available after next_cursor.

  • next_cursorstring | nullrequired

    The value to pass as cursor for the next page. Null on the last page.

  • objectanyrequired

    Always list.

  • urlstringrequired

    The API path that returned this list.

Example
{
  "object": "list",
  "data": 
    
      "id": "26c20218-4ed3-443e-8e0a-979f2cac1057",
      "object": "credit_note",
      "amount": 25000,
      "clinician_id": "00000000-0000-4000-8000-000000000002",
      "created_at": "2026-01-01T09:00:00Z",
      "credit_note_number": "CN-1001",
      "currency": "GBP",
      "invoice_id": "00000000-0000-4000-8000-00000000002a",
      "links": 
        "invoice": "https://api.carebit.co/v1/invoices/00000000-0000-4000-8000-000000000027",
        "patient": "https://api.carebit.co/v1/patients/00000000-0000-4000-8000-000000000004"
      },
      "notes": "Please confirm the appointment by email.",
      "patient_id": "00000000-0000-4000-8000-000000000004",
      "reason": "credited_error",
      "updated_at": "2026-01-01T09:00:00Z"
    }
  ],
  "has_more": false,
  "next_cursor": "eyJzdGFydF90aW1lIjoiMjAyNi0wMS0wMVQwOTowMDowMFoifQ",
  "url": "/v1/credit_notes"
}
400

A filter or pagination parameter is invalid.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
401

The access token is missing, invalid, expired, or revoked.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
403

The access token lacks the required scope, or the project is disabled.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
404

The Invoice or Patient was not found in the Organization.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
429

Too many requests. Retry after the delay indicated by Retry-After.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
post/v1/credit_notes

Create a CreditNote

Creates a CreditNote for a Patient or Invoice. amount uses minor currency units. Use a written_off_* reason for a writeoff. Requires credit_notes.create.

Required API scopes: credit_notes.create

Parameters

  • Idempotency-Key

    header · required

    string

    Client-generated idempotency key. Required for every POST/PATCH write. Replay of the same key with the same body returns the stored response with an Idempotency-Replayed: true header. Same key + different body returns 422 idempotency_key_reused. A duplicate that arrives while the first request is still in flight returns 409 idempotency_conflict with Retry-After: 1.

Request body

application/json

  • amountintegerrequired

    The CreditNote amount in minor currency units.

  • clinician_idstring | null · uuid

    The optional Clinician associated with the CreditNote. Defaults to the Invoice's Clinician when invoice_id is set.

  • invoice_idstring | null · uuid

    The Invoice to credit or write off. Required when patient_id is omitted.

  • notesstring | null

    Internal notes recorded with the CreditNote.

  • patient_idstring | null · uuid

    The Patient associated with the CreditNote. Defaults to the Invoice's Patient when invoice_id is set.

  • reasonstringrequired

    Why the CreditNote is being created. Use written_off_nonpayer or written_off_other for a writeoff.

    Allowed values: credited_error | credited_goodwill | credited_other | credited_overbilled | credited_service_not_delivered | written_off_nonpayer | written_off_other

Responses

201

The requested CreditNote.

  • amountinteger | nullrequired

    The CreditNote amount in minor currency units.

  • clinician_idstring | null · uuidrequired

    The Clinician associated with the CreditNote.

  • created_atstring · date-timerequired

    An ISO 8601 timestamp in UTC, with a Z suffix. For example, 2026-07-01T09:00:00Z.

  • credit_note_numberstring | nullrequired

    The CreditNote number, unique within the Organization.

  • currencystring | nullrequired

    The ISO 4217 currency code.

  • idstring · uuidrequired

    The resource's unique identifier, formatted as an RFC 4122 version 4 UUID.

  • invoice_idstring | null · uuidrequired

    The Invoice this CreditNote writes off or credits.

  • linksobjectrequired

    URLs to related resources.

    • invoicestring | null · urirequired

      The full URL of a related resource.

    • patientstring | null · urirequired

      The full URL of a related resource.

  • notesstring | nullrequired

    Internal notes recorded with the CreditNote.

  • objectanyrequired

    Discriminator value emitted at object.

  • patient_idstring | null · uuidrequired

    The Patient associated with the CreditNote.

  • reasonstringrequired

    Why the CreditNote was created. Use a written_off_* reason for a writeoff.

    Allowed values: credited_error | credited_goodwill | credited_other | credited_overbilled | credited_service_not_delivered | written_off_nonpayer | written_off_other

  • updated_atstring · date-timerequired

    An ISO 8601 timestamp in UTC, with a Z suffix. For example, 2026-07-01T09:00:00Z.

Example
{
  "id": "26c20218-4ed3-443e-8e0a-979f2cac1057",
  "object": "credit_note",
  "amount": 25000,
  "clinician_id": "00000000-0000-4000-8000-000000000002",
  "created_at": "2026-01-01T09:00:00Z",
  "credit_note_number": "CN-1001",
  "currency": "GBP",
  "invoice_id": "00000000-0000-4000-8000-00000000002a",
  "links": 
    "invoice": "https://api.carebit.co/v1/invoices/00000000-0000-4000-8000-000000000027",
    "patient": "https://api.carebit.co/v1/patients/00000000-0000-4000-8000-000000000004"
  },
  "notes": "Please confirm the appointment by email.",
  "patient_id": "00000000-0000-4000-8000-000000000004",
  "reason": "credited_error",
  "updated_at": "2026-01-01T09:00:00Z"
}
400

The Idempotency-Key header is missing (idempotency_key_required) or exceeds 255 characters (idempotency_key_too_long).

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
401

The access token is missing, invalid, expired, or revoked.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
403

The access token lacks the required scope, or the project is disabled.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
404

The Invoice, Patient, or Clinician was not found in the Organization.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
409

A concurrent request holds the idempotency lease (idempotency_conflict). Retry after the delay indicated by Retry-After.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
422

The Idempotency-Key was previously used with a different request body (idempotency_key_reused), or the request body failed validation.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
429

Too many requests. Retry after the delay indicated by Retry-After.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
get/v1/credit_notes/:id

Retrieve a CreditNote

Required API scopes: credit_notes.read

Parameters

  • id

    path · required

    string

    -

Responses

200

The requested CreditNote.

  • amountinteger | nullrequired

    The CreditNote amount in minor currency units.

  • clinician_idstring | null · uuidrequired

    The Clinician associated with the CreditNote.

  • created_atstring · date-timerequired

    An ISO 8601 timestamp in UTC, with a Z suffix. For example, 2026-07-01T09:00:00Z.

  • credit_note_numberstring | nullrequired

    The CreditNote number, unique within the Organization.

  • currencystring | nullrequired

    The ISO 4217 currency code.

  • idstring · uuidrequired

    The resource's unique identifier, formatted as an RFC 4122 version 4 UUID.

  • invoice_idstring | null · uuidrequired

    The Invoice this CreditNote writes off or credits.

  • linksobjectrequired

    URLs to related resources.

    • invoicestring | null · urirequired

      The full URL of a related resource.

    • patientstring | null · urirequired

      The full URL of a related resource.

  • notesstring | nullrequired

    Internal notes recorded with the CreditNote.

  • objectanyrequired

    Discriminator value emitted at object.

  • patient_idstring | null · uuidrequired

    The Patient associated with the CreditNote.

  • reasonstringrequired

    Why the CreditNote was created. Use a written_off_* reason for a writeoff.

    Allowed values: credited_error | credited_goodwill | credited_other | credited_overbilled | credited_service_not_delivered | written_off_nonpayer | written_off_other

  • updated_atstring · date-timerequired

    An ISO 8601 timestamp in UTC, with a Z suffix. For example, 2026-07-01T09:00:00Z.

Example
{
  "id": "26c20218-4ed3-443e-8e0a-979f2cac1057",
  "object": "credit_note",
  "amount": 25000,
  "clinician_id": "00000000-0000-4000-8000-000000000002",
  "created_at": "2026-01-01T09:00:00Z",
  "credit_note_number": "CN-1001",
  "currency": "GBP",
  "invoice_id": "00000000-0000-4000-8000-00000000002a",
  "links": 
    "invoice": "https://api.carebit.co/v1/invoices/00000000-0000-4000-8000-000000000027",
    "patient": "https://api.carebit.co/v1/patients/00000000-0000-4000-8000-000000000004"
  },
  "notes": "Please confirm the appointment by email.",
  "patient_id": "00000000-0000-4000-8000-000000000004",
  "reason": "credited_error",
  "updated_at": "2026-01-01T09:00:00Z"
}
401

The access token is missing, invalid, expired, or revoked.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
403

The access token lacks the required scope, or the project is disabled.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
404

Error response.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
429

Too many requests. Retry after the delay indicated by Retry-After.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
patch/v1/credit_notes/:id

Update a CreditNote

Updates a CreditNote amount, reason, notes, or linked Invoice. Requires credit_notes.update.

Required API scopes: credit_notes.update

Parameters

  • id

    path · required

    string

    -

  • Idempotency-Key

    header · required

    string

    Client-generated idempotency key. Required for every POST/PATCH write. Replay of the same key with the same body returns the stored response with an Idempotency-Replayed: true header. Same key + different body returns 422 idempotency_key_reused. A duplicate that arrives while the first request is still in flight returns 409 idempotency_conflict with Retry-After: 1.

Request body

application/json

  • amountinteger

    The CreditNote amount in minor currency units.

  • clinician_idstring | null · uuid

    The optional Clinician associated with the CreditNote. Defaults to the Invoice's Clinician when invoice_id is set.

  • invoice_idstring | null · uuid

    The Invoice to credit or write off. Required when patient_id is omitted.

  • notesstring | null

    Internal notes recorded with the CreditNote.

  • patient_idstring | null · uuid

    The Patient associated with the CreditNote. Defaults to the Invoice's Patient when invoice_id is set.

  • reasonstring

    Why the CreditNote is being created. Use written_off_nonpayer or written_off_other for a writeoff.

    Allowed values: credited_error | credited_goodwill | credited_other | credited_overbilled | credited_service_not_delivered | written_off_nonpayer | written_off_other

Responses

200

The requested CreditNote.

  • amountinteger | nullrequired

    The CreditNote amount in minor currency units.

  • clinician_idstring | null · uuidrequired

    The Clinician associated with the CreditNote.

  • created_atstring · date-timerequired

    An ISO 8601 timestamp in UTC, with a Z suffix. For example, 2026-07-01T09:00:00Z.

  • credit_note_numberstring | nullrequired

    The CreditNote number, unique within the Organization.

  • currencystring | nullrequired

    The ISO 4217 currency code.

  • idstring · uuidrequired

    The resource's unique identifier, formatted as an RFC 4122 version 4 UUID.

  • invoice_idstring | null · uuidrequired

    The Invoice this CreditNote writes off or credits.

  • linksobjectrequired

    URLs to related resources.

    • invoicestring | null · urirequired

      The full URL of a related resource.

    • patientstring | null · urirequired

      The full URL of a related resource.

  • notesstring | nullrequired

    Internal notes recorded with the CreditNote.

  • objectanyrequired

    Discriminator value emitted at object.

  • patient_idstring | null · uuidrequired

    The Patient associated with the CreditNote.

  • reasonstringrequired

    Why the CreditNote was created. Use a written_off_* reason for a writeoff.

    Allowed values: credited_error | credited_goodwill | credited_other | credited_overbilled | credited_service_not_delivered | written_off_nonpayer | written_off_other

  • updated_atstring · date-timerequired

    An ISO 8601 timestamp in UTC, with a Z suffix. For example, 2026-07-01T09:00:00Z.

Example
{
  "id": "26c20218-4ed3-443e-8e0a-979f2cac1057",
  "object": "credit_note",
  "amount": 25000,
  "clinician_id": "00000000-0000-4000-8000-000000000002",
  "created_at": "2026-01-01T09:00:00Z",
  "credit_note_number": "CN-1001",
  "currency": "GBP",
  "invoice_id": "00000000-0000-4000-8000-00000000002a",
  "links": 
    "invoice": "https://api.carebit.co/v1/invoices/00000000-0000-4000-8000-000000000027",
    "patient": "https://api.carebit.co/v1/patients/00000000-0000-4000-8000-000000000004"
  },
  "notes": "Please confirm the appointment by email.",
  "patient_id": "00000000-0000-4000-8000-000000000004",
  "reason": "credited_error",
  "updated_at": "2026-01-01T09:00:00Z"
}
400

The Idempotency-Key header is missing (idempotency_key_required) or exceeds 255 characters (idempotency_key_too_long).

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
401

The access token is missing, invalid, expired, or revoked.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
403

The access token lacks the required scope, or the project is disabled.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
404

Error response.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
409

A concurrent request holds the idempotency lease (idempotency_conflict). Retry after the delay indicated by Retry-After.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
422

The Idempotency-Key was previously used with a different request body (idempotency_key_reused), or the request body failed validation.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
429

Too many requests. Retry after the delay indicated by Retry-After.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
delete/v1/credit_notes/:id

Delete a CreditNote

Deletes a CreditNote and refreshes the linked Invoice status. Requires credit_notes.delete.

Required API scopes: credit_notes.delete

Parameters

  • id

    path · required

    string

    -

Responses

204

No content.

401

The access token is missing, invalid, expired, or revoked.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
403

The access token lacks the required scope, or the project is disabled.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
404

Error response.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}
429

Too many requests. Retry after the delay indicated by Retry-After.

  • errorobjectrequired

    The structured details that describe why the request failed.

    • codestringrequired

      The machine-readable error code.

    • errorsarray | null

      Additional errors from a failed validation.

      • itemsobject
        • codestring

          The machine-readable code for this validation error.

        • messagestring

          A message that explains this validation error.

        • paramstring | null

          The name of the parameter that caused this validation error, when known.

    • messagestringrequired

      A message that explains the error and how to resolve it.

    • paramstring | null

      The name of the parameter that caused the error, when known.

    • typestringrequired

      The high-level category of the error.

      Allowed values: authentication_error | permission_error | invalid_request_error | rate_limit_error | api_error

Example
{
  "error": 
    "code": "resource_missing",
    "errors": 
      
        "code": "resource_missing",
        "message": "The requested resource was not found.",
        "param": "patient_id"
      }
    ],
    "message": "The requested resource was not found.",
    "param": "patient_id",
    "type": "authentication_error"
  }
}

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