openapi: 3.1.0
info:
  title: Elevance Health Patient Access FHIR Claims API
  version: '1.0'
  description: Elevance Health (Anthem) Patient Access API exposes FHIR resources aligned with the CMS Interoperability and Patient Access rule and the CARIN Consumer Directed Payer Data Exchange Implementation Guide. Authentication is via OAuth 2.0 / SMART on FHIR.
  contact:
    name: Elevance Health Developers
    url: https://patient360c.anthem.com/P360Member/fhir/documentation
servers:
- url: https://patient360c.anthem.com/P360Member/api/fhir
  description: Patient360 FHIR (DSTU2)
security:
- oauth2:
  - patient/*.read
tags:
- name: Claims
paths:
  /ExplanationOfBenefit:
    get:
      summary: Search ExplanationOfBenefit
      operationId: searchExplanationOfBenefit
      tags:
      - Claims
      parameters:
      - in: query
        name: patient
        schema:
          type: string
      - in: query
        name: _lastUpdated
        schema:
          type: string
      responses:
        '200':
          description: Bundle of ExplanationOfBenefit
          content:
            application/fhir+json:
              schema:
                type: object
  /ExplanationOfBenefit/{id}:
    get:
      summary: Read ExplanationOfBenefit
      operationId: readExplanationOfBenefit
      tags:
      - Claims
      parameters:
      - in: path
        name: id
        required: true
        schema:
          type: string
      responses:
        '200':
          description: ExplanationOfBenefit resource
          content:
            application/fhir+json:
              schema:
                type: object
  /Claim:
    get:
      summary: Search Claim
      operationId: searchClaim
      tags:
      - Claims
      parameters:
      - in: query
        name: patient
        schema:
          type: string
      responses:
        '200':
          description: Bundle of Claim
          content:
            application/fhir+json:
              schema:
                type: object
components:
  securitySchemes:
    oauth2:
      type: oauth2
      flows:
        authorizationCode:
          authorizationUrl: https://patient360c.anthem.com/P360Member/oauth2/authorize
          tokenUrl: https://patient360c.anthem.com/P360Member/oauth2/token
          scopes:
            patient/*.read: Read patient-scoped resources
            launch/patient: SMART on FHIR patient launch context
            offline_access: Refresh token access