Children's Hospital of Philadelphia

Children's Hospital of Philadelphia Provider Directory API

Public provider, organization, location, and endpoint resources required under CMS-9115-F.

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OpenAPI Specification

openapi: 3.1.0
info:
  title: Children's Hospital of Philadelphia FHIR R4 Bulk Data Provider Directory 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: Provider Directory
  description: Public provider, organization, location, and endpoint resources required under CMS-9115-F.
paths:
  /Practitioner:
    get:
      tags:
      - Provider Directory
      summary: Search Practitioner
      operationId: searchPractitioner
      parameters:
      - $ref: '#/components/parameters/_id'
      - $ref: '#/components/parameters/name'
      responses:
        '200':
          description: Bundle of Practitioner resources
          content:
            application/fhir+json: {}
  /PractitionerRole:
    get:
      tags:
      - Provider Directory
      summary: Search Practitioner Role
      operationId: searchPractitionerRole
      parameters:
      - $ref: '#/components/parameters/_id'
      - $ref: '#/components/parameters/specialty'
      responses:
        '200':
          description: Bundle of PractitionerRole resources
          content:
            application/fhir+json: {}
  /Organization:
    get:
      tags:
      - Provider Directory
      summary: Search Organization
      operationId: searchOrganization
      parameters:
      - $ref: '#/components/parameters/_id'
      - $ref: '#/components/parameters/name'
      responses:
        '200':
          description: Bundle of Organization resources
          content:
            application/fhir+json: {}
  /Location:
    get:
      tags:
      - Provider Directory
      summary: Search Location
      operationId: searchLocation
      parameters:
      - $ref: '#/components/parameters/_id'
      - $ref: '#/components/parameters/address'
      responses:
        '200':
          description: Bundle of Location resources
          content:
            application/fhir+json: {}
  /Endpoint:
    get:
      tags:
      - Provider Directory
      summary: Search Endpoint
      operationId: searchEndpoint
      parameters:
      - $ref: '#/components/parameters/_id'
      responses:
        '200':
          description: Bundle of Endpoint resources
          content:
            application/fhir+json: {}
components:
  parameters:
    specialty:
      name: specialty
      in: query
      schema:
        type: string
    name:
      name: name
      in: query
      schema:
        type: string
    address:
      name: address
      in: query
      schema:
        type: string
    _id:
      name: _id
      in: query
      schema:
        type: string
  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 Provider Directory API

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