Children's Hospital of Philadelphia

Children's Hospital of Philadelphia SMART API

SMART on FHIR launch and discovery endpoints.

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OpenAPI Specification

openapi: 3.1.0
info:
  title: Children's Hospital of Philadelphia FHIR R4 Bulk Data SMART API
  description: 'The Children''s Hospital of Philadelphia (CHOP) FHIR Server is an Epic-backed HL7 FHIR R4 implementation

    exposing CMS-mandated Patient Access and Provider Directory data, plus broader SMART on FHIR clinical

    resources. It conforms to US Core 6.1.0 and the HL7 FHIR Bulk Data Access (Flat FHIR) capability

    statement.


    Software: Epic (November 2025 release).


    Authorization is OAuth 2.0 / SMART-on-FHIR (authorization code, refresh token, client credentials,

    JWT bearer). PKCE (S256) is supported. App registration is performed through Epic on FHIR

    (https://fhir.epic.com) by selecting Children''s Hospital of Philadelphia (Organization ID 332) as the

    target endpoint.

    '
  version: 4.0.1
  contact:
    name: CHOP FHIR API
    url: https://www.chop.edu/health-resources/cms-interoperability-and-patient-access
  license:
    name: Epic FHIR Terms of Use
    url: https://fhir.epic.com
servers:
- url: https://epicnsproxy.chop.edu/fhir/api/FHIR/R4
  description: CHOP FHIR R4 production endpoint (Epic NS Proxy)
security:
- smartOnFhir: []
tags:
- name: SMART
  description: SMART on FHIR launch and discovery endpoints.
paths:
  /metadata:
    get:
      tags:
      - SMART
      summary: Read Capability Statement
      description: Returns the FHIR CapabilityStatement describing supported resources, interactions, and security.
      operationId: getCapabilityStatement
      responses:
        '200':
          description: CapabilityStatement
          content:
            application/fhir+json: {}
  /.well-known/smart-configuration:
    get:
      tags:
      - SMART
      summary: Read SMART Configuration
      description: SMART on FHIR discovery document advertising OAuth endpoints, scopes, and capabilities.
      operationId: getSmartConfiguration
      responses:
        '200':
          description: SMART configuration document
          content:
            application/json: {}
components:
  securitySchemes:
    smartOnFhir:
      type: oauth2
      flows:
        authorizationCode:
          authorizationUrl: https://epicnsproxy.chop.edu/fhir/oauth2/authorize
          tokenUrl: https://epicnsproxy.chop.edu/fhir/oauth2/token
          scopes:
            launch: SMART app launch context
            openid: OpenID Connect
            fhirUser: Current FHIR user identity
            profile: User profile claims
            offline_access: Refresh token issuance
        clientCredentials:
          tokenUrl: https://epicnsproxy.chop.edu/fhir/oauth2/token
          scopes:
            system/*.read: System-level read of all resources (Bulk Data)

Children's Hospital of Philadelphia SMART API

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