# eClinicalWorks FHIR API

**Canonical:** https://apis.io/apis/eclinicalworks/eclinicalworks-fhir-api/  
**Provider:** eClinicalWorks — https://apis.io/providers/eclinicalworks/  
**Base URL:** https://fhir4.eclinicalworks.com/fhir/r4/{practice_code}  
**Documentation:** https://fhir.eclinicalworks.com/ecwopendev/

eClinicalWorks FHIR API is one of 3 APIs that [eClinicalWorks](https://apis.io/providers/eclinicalworks/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include FHIR, EHR, Clinical Data, Scheduling, and Bulk Data. The published artifact set on APIs.io includes API documentation, an API reference, a getting-started guide, authentication docs, and a support channel.

Provider-centric, backend and bulk FHIR R4 APIs for integrating with the eClinicalWorks EHR. Supports SMART on FHIR EHR Launch, Standalone Launch, Backend Services (private_key_jwt, RS384) and CDS Hooks. The live CapabilityStatement declares 36 resource types with read/search-type interactions, create on QuestionnaireResponse, and the system-level $export operation for Group-scoped bulk data. Base URLs are tenant-scoped by practice code; the ONC-required service base URL directory lists 17,229 activated endpoints.

## Machine-readable artifacts (12)

- **DeveloperPortal** — https://fhir.eclinicalworks.com/ecwopendev/
- **Documentation** — https://fhir.eclinicalworks.com/ecwopendev/documentation
- **APIReference** — https://fhir.eclinicalworks.com/ecwopendev/documentation
- **GettingStarted** — https://fhir.eclinicalworks.com/ecwopendev/documentation/getting-started
- **Authentication** — https://raw.githubusercontent.com/api-evangelist/eclinicalworks/refs/heads/main/authentication/eclinicalworks-authentication.yml
- **CapabilityStatement** — https://raw.githubusercontent.com/api-evangelist/eclinicalworks/refs/heads/main/conformance/eclinicalworks-fhir-capabilitystatement.json
- **ServiceBaseURLs** — https://fhir.eclinicalworks.com/ecwopendev/external/practiceList
- **TermsOfService** — https://fhir.eclinicalworks.com/ecwopendev/documentation/getting-started/terms-of-service
- **Support** — https://fhir.eclinicalworks.com/ecwopendev/documentation/contact-us
- **Login** — https://fhir.eclinicalworks.com/ecwopendev/login-page
- **Contact** — https://raw.githubusercontent.com/api-evangelist/eclinicalworks/refs/heads/main/mailto:fhirfighters@eclinicalworks.com
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/eclinicalworks/refs/heads/main/apis.yml

## Other eClinicalWorks APIs (2)

- [healow Patient-Centric FHIR API](https://apis.io/apis/eclinicalworks/healow-fhir-api/)
- [healow RPM Vendor (Tracker) API](https://apis.io/apis/eclinicalworks/healow-rpm-vendor-api/)

## Tags

FHIR, EHR, Clinical Data, Scheduling, Bulk Data, Provider, BackendServices

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