FHIR R4 API Reference

Live CapabilityStatement data, REST interaction patterns, SMART on FHIR auth, and bulk export — powered by production metadata from the API gateway and data lake.

OpenAPI Spec Postman (8 requests)First FHIR read guide FHIR scopes

355+

Platform FHIR Types

…

Live Merged Types

25+

Gateway Documented

R4 (4.0.1)

FHIR Version

Live CapabilityStatement

Fetching production metadata…

FHIR base URLs

Production Gateway

https://api.parkerapex.com/fhir/R4

Sandbox

https://sandbox.api.parkerapex.com/fhir/R4

FHIR Data Lake

https://lake.parkerapex.com/fhir/R4

REST interaction patterns

GET/metadataCapabilityStatement — discover supported types and interactions

GET/.well-known/smart-configurationSMART on FHIR OAuth discovery

GET/{ResourceType}Search resources with FHIR search parameters

GET/{ResourceType}/{id}Read a single resource by logical id

POST/{ResourceType}Create a resource (requires write scope)

PUT/{ResourceType}/{id}Update an existing resource

POST/Submit a transaction or batch Bundle

GET/$exportBulk Data Export — async job (system/*.read scope)

Required scopes

Read (search/read)

cms.fhir.r4.read, patient/Patient.read

Write (create/update)

cms.fhir.rest.write

Bundle ingest

cms.fhir.bundle.push, system/*.write

Bulk export

system/*.read, system/Patient.read

Full scope reference →

Download apex-fhir-r4.openapi.yaml Browse 355+ resource types