# Select Medical FHIR R4 API

**Canonical:** https://apis.io/apis/select-medical-holdings/select-medical-holdings-fhir-r4/  
**Provider:** Select Medical Holdings — https://apis.io/providers/select-medical-holdings/  
**Base URL:** https://epicproxy.et0948.epichosted.com/FhirProxy/api/FHIR/R4  
**Documentation:** https://mychart.selectmedical.com/MyChart/signup

Select Medical FHIR R4 API is one of 2 APIs that [Select Medical Holdings](https://apis.io/providers/select-medical-holdings/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include FHIR, Patient Access, US Core, SMART on FHIR, and Healthcare. The published artifact set on APIs.io includes an OpenAPI specification and authentication docs.

Live HL7 FHIR R4 (4.0.1) patient-access API operated by Select Medical on its Epic platform (community et0948, Epic software version November 2025). The server's own CapabilityStatement self-identifies as "Select Medical FHIR Server" and declares 59 resource types, 702 search parameters and 47 US Core 6.1.0 profiles, secured with SMART-on-FHIR OAuth 2.0. Registered as "Select Medical" in Epic's public endpoint directory since 2024-11-09.

## Machine-readable artifacts (10)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/select-medical-holdings/refs/heads/main/openapi/select-medical-holdings-fhir-r4-openapi.yml
- **FHIR** — https://raw.githubusercontent.com/api-evangelist/select-medical-holdings/refs/heads/main/fhir/select-medical-holdings-r4-capabilitystatement.json
- **Authentication** — https://raw.githubusercontent.com/api-evangelist/select-medical-holdings/refs/heads/main/authentication/select-medical-holdings-authentication.yml
- **OAuthScopes** — https://raw.githubusercontent.com/api-evangelist/select-medical-holdings/refs/heads/main/scopes/select-medical-holdings-scopes.yml
- **ErrorCatalog** — https://raw.githubusercontent.com/api-evangelist/select-medical-holdings/refs/heads/main/errors/select-medical-holdings-problem-types.yml
- **Conventions** — https://raw.githubusercontent.com/api-evangelist/select-medical-holdings/refs/heads/main/conventions/select-medical-holdings-conventions.yml
- **DataModel** — https://raw.githubusercontent.com/api-evangelist/select-medical-holdings/refs/heads/main/data-model/select-medical-holdings-data-model.yml
- **FHIR Standard** — https://hl7.org/fhir/R4/
- **Registry** — https://open.epic.com/Endpoints/R4
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/select-medical-holdings/refs/heads/main/apis.yml

## Other Select Medical Holdings APIs (1)

- [Select Medical FHIR DSTU2 API](https://apis.io/apis/select-medical-holdings/select-medical-holdings-fhir-dstu2/)

## Tags

FHIR, Patient Access, US Core, SMART on FHIR, Healthcare

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/select-medical-holdings/select-medical-holdings-fhir-r4/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/select-medical-holdings/.