openapi: 3.2.0 info: title: Payer List API V1 Fields API version: 1.0.0 description: PayerList API empowers providers to programmatically access and integrate accurate, up-to-date payer list data into your systems to eliminate manual processes and enable smarter transaction workflows. servers: - url: https://sandbox-apigw.optum.com description: Sandbox security: - bearerAuth: [] tags: - name: Fields paths: /medicalnetwork/payerlist/v1/fields: get: tags: - Fields summary: Get available payer list fields operationId: getPayerListFields parameters: - name: skipBusinessNames in: query required: false schema: type: boolean description: Skip business names in fields response. - name: skipAliases in: query required: false schema: type: boolean description: Skip aliases in fields response. responses: '200': description: Successful fields response content: application/json: schema: $ref: '#/components/schemas/FieldsResponse' '401': $ref: '#/components/responses/Unauthorized' '500': $ref: '#/components/responses/InternalServerError' components: responses: Unauthorized: description: Unauthorized content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' InternalServerError: description: Internal server error content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' schemas: ErrorResponse: type: object properties: code: type: string message: type: string details: type: array items: type: string FieldsResponse: type: object additionalProperties: true description: Fields response placeholder. Exact response schema was not provided in the source collection. securitySchemes: bearerAuth: type: http scheme: bearer bearerFormat: JWT