# Book an Appointment

Book an created appointment reservation.

Endpoint: PATCH /v1/appointments/{id}/book
Version: 1.0.0
Security: apiKeyAuth, practiceGroupId

## Path parameters:

  - `id` (string, required)

## Request fields (application/json):

  - `reason` (string)

  - `patient_id` (string, required)

  - `billpayer_id` (string)

  - `suppress_invoice` (boolean)

  - `suppress_availability_check` (boolean)

## Response 400 fields (application/json):

  - `error` (boolean, required)

  - `statusCode` (number, required)

  - `message` (array, required)

  - `message.code` (string, required)

  - `message.expected` (string, required)

  - `message.path` (array, required)


## Response 204 fields

## Response 401 fields

## Response 404 fields

## Response 500 fields