> ## Documentation Index > Fetch the complete documentation index at: https://help.elationhealth.com/llms.txt > Use this file to discover all available pages before exploring further. # Create Patient Liability > Record a payment the practice already collected outside Elation. Creates a paid liability with its completed payment; no patient receipt is sent. ## OpenAPI ````yaml post /api/2.0/patient_liabilities/ openapi: 3.1.0 info: contact: name: Elation Health url: https://www.elationhealth.com/ description: Elation Health API v2.0 title: Elation Health API version: 2.0.0 servers: - description: Sandbox Server url: https://sandbox.elationemr.com - description: Production Server url: https://api.app.elationemr.com security: [] paths: /api/2.0/patient_liabilities/: post: tags: - Patient Liabilities summary: Create Patient Liability description: >- Record a payment the practice already collected outside Elation. Creates a paid liability with its completed payment; no patient receipt is sent. operationId: patient_liabilities_create requestBody: content: application/json: schema: $ref: '#/components/schemas/CreatePatientLiability' required: true responses: '201': content: application/json: schema: $ref: '#/components/schemas/PatientLiability' description: '' '400': description: Validation error '401': description: Missing or invalid token '403': description: Practice not accessible to the token, or missing write scope security: - oauth2: [] components: schemas: CreatePatientLiability: properties: external_memo: maxLength: 2000 type: - string - 'null' internal_memo: maxLength: 500 type: - string - 'null' invoice_number: maxLength: 50 type: string patient_id: type: integer payment: $ref: '#/components/schemas/RecordedPayment' practice_id: type: integer reasons: description: >- Elation Billing practices accept exactly one reason: copay or outstanding_balance. items: $ref: '#/components/schemas/ReasonsEnum' type: array total_amount_usd: format: decimal pattern: ^-?\d{0,6}(?:\.\d{0,2})?$ type: string required: - invoice_number - patient_id - payment - practice_id - reasons - total_amount_usd type: object PatientLiability: properties: date_of_service: format: date-time readOnly: true type: - string - 'null' external_memo: maxLength: 2000 type: - string - 'null' id: format: int64 type: integer internal_memo: maxLength: 500 type: string invoice_number: maxLength: 50 type: string legal_entity_id: maximum: 2147483647 minimum: -2147483648 type: - integer - 'null' paid_at: format: date-time readOnly: true type: - string - 'null' patient_id: format: int64 readOnly: true type: - integer - 'null' payment_charges: items: $ref: '#/components/schemas/PaymentCharge' readOnly: true type: array payment_requests: items: $ref: '#/components/schemas/PaymentRequest' readOnly: true type: array practice_id: format: int64 readOnly: true type: integer practice_stripe_account_id: format: int64 readOnly: true type: - integer - 'null' reasons: items: type: string type: array total_amount_usd: format: decimal pattern: ^-?\d{0,6}(?:\.\d{0,2})?$ type: string voided_at: format: date-time readOnly: true type: - string - 'null' required: - id - reasons - total_amount_usd type: object RecordedPayment: properties: amount_usd: description: Must equal total_amount_usd; only full payment can be recorded. format: decimal pattern: ^-?\d{0,6}(?:\.\d{0,2})?$ type: string paid_at: description: >- When the payment was received; defaults to now and cannot be in the future. format: date-time type: string payment_type: allOf: - $ref: '#/components/schemas/PaymentTypeEnum' description: >- How the practice collected the payment outside Elation: `cash`, `check`, or `card` (external card terminal). * `cash` - cash * `check` - check * `card` - card reference_number: maxLength: 50 type: - string - 'null' required: - amount_usd - payment_type type: object ReasonsEnum: description: |- * `coinsurance` - coinsurance * `copay` - copay * `deductible` - deductible * `direct_payment` - direct_payment * `injection_shot` - injection_shot * `lab_imaging` - lab_imaging * `medications` - medications * `membership_fee` - membership_fee * `other` - other * `outstanding_balance` - outstanding_balance * `payment_installment` - payment_installment * `supplements` - supplements enum: - coinsurance - copay - deductible - direct_payment - injection_shot - lab_imaging - medications - membership_fee - other - outstanding_balance - payment_installment - supplements type: string PaymentCharge: properties: amount_refunded_usd: format: decimal pattern: ^-?\d{0,6}(?:\.\d{0,2})?$ type: string amount_usd: format: decimal pattern: ^-?\d{0,6}(?:\.\d{0,2})?$ type: string completed_at: format: date-time readOnly: true type: string id: readOnly: true type: integer last_status_change_at: format: date-time readOnly: true type: string payment_method_description: maxLength: 100 type: string reference_number: maxLength: 50 type: - string - 'null' refunded_at: format: date-time readOnly: true type: string required: - amount_usd type: object PaymentRequest: properties: amount_usd: format: decimal pattern: ^-?\d{0,6}(?:\.\d{0,2})?$ type: string collected_at: format: date-time type: string id: readOnly: true type: integer last_reminder_sent_at: format: date-time type: string last_status_change_at: format: date-time readOnly: true type: string status: $ref: '#/components/schemas/PaymentRequestStatusEnum' required: - amount_usd - status type: object PaymentTypeEnum: description: |- * `cash` - cash * `check` - check * `card` - card enum: - cash - check - card type: string PaymentRequestStatusEnum: enum: - Attempting to collect payment - Not attempting to collect - Payment collected type: string securitySchemes: oauth2: flows: clientCredentials: scopes: act_as_user: >- Impersonate a provider via X-On-Behalf-Of (combinable with apiv2 or system scopes) apiv2: Full access to the API system/{resource_name}.read: Read access to a specific resource system/{resource_name}.write: Write access to a specific resource tokenUrl: /api/2.0/oauth2/token/ type: oauth2 ````