athenahealth
athenahealth is a cloud-based electronic health record (EHR), revenue cycle management, and practice management platform serving ambulatory practices, hospitals, and health systems across the United States. The athenaOne platform spans patient engagement, scheduling, clinical documentation, ordering, e-prescribing, population health, and billing/claims. The athenahealth API surface exposes both a proprietary REST API and a Cures Act-certified FHIR R4 server with US Core / USCDI conformance, FHIR Subscriptions for event-driven webhooks, FHIR Bulk Data ($export) for population-scale data sharing, and CDS Hooks for embedded clinical decision support. The company is privately held by Veritas Capital and Hellman & Friedman following the 2022 take-private acquisition.
athenahealth publishes 22 APIs on the APIs.io network, including AllergyIntolerance API, Appointment API, Appointments API, and 19 more. Tagged areas include EHR, Electronic Health Records, Healthcare, HL7, and FHIR.
The athenahealth catalog on APIs.io includes 1 event-driven AsyncAPI specification, 1 JSON-LD context, and 3 Spectral governance rulesets.
athenahealth’s developer surface includes authentication, developer portal, documentation, sandbox, support, engineering blog, tooling, and 22 more developer resources.
Kin Score
APIs 22
Individual APIs this provider publishes, each with its own machine-readable definition.
athenahealth AllergyIntolerance API
The AllergyIntolerance API from athenahealth — 1 operation(s) for allergyintolerance.
athenahealth Appointment API
The Appointment API from athenahealth — 1 operation(s) for appointment.
athenahealth Appointments API
The Appointments API from athenahealth — 6 operation(s) for appointments.
athenahealth Bulk Data API
The Bulk Data API from athenahealth — 2 operation(s) for bulk data.
athenahealth CDS Hooks API
The CDS Hooks API from athenahealth — 2 operation(s) for cds hooks.
athenahealth Claims API
The Claims API from athenahealth — 1 operation(s) for claims.
athenahealth Condition API
The Condition API from athenahealth — 1 operation(s) for condition.
athenahealth Conformance API
The Conformance API from athenahealth — 1 operation(s) for conformance.
athenahealth Departments API
The Departments API from athenahealth — 1 operation(s) for departments.
athenahealth DiagnosticReport API
The DiagnosticReport API from athenahealth — 1 operation(s) for diagnosticreport.
athenahealth DocumentReference API
The DocumentReference API from athenahealth — 1 operation(s) for documentreference.
athenahealth Documents API
The Documents API from athenahealth — 1 operation(s) for documents.
athenahealth Encounter API
The Encounter API from athenahealth — 2 operation(s) for encounter.
athenahealth Encounters API
The Encounters API from athenahealth — 2 operation(s) for encounters.
athenahealth Immunization API
The Immunization API from athenahealth — 1 operation(s) for immunization.
athenahealth MedicationRequest API
The MedicationRequest API from athenahealth — 1 operation(s) for medicationrequest.
athenahealth Observation API
The Observation API from athenahealth — 1 operation(s) for observation.
athenahealth Patient API
The Patient API from athenahealth — 2 operation(s) for patient.
athenahealth Patients API
The Patients API from athenahealth — 2 operation(s) for patients.
athenahealth Practice API
The Practice API from athenahealth — 1 operation(s) for practice.
athenahealth Providers API
The Providers API from athenahealth — 1 operation(s) for providers.
athenahealth Subscription API
The Subscription API from athenahealth — 3 operation(s) for subscription.
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Open Collections 5
Open, tool-agnostic API collections (OpenAPI-derived and Bruno).
athenahealth athenaOne REST API
OPEN COLLECTIONathenahealth CDS Hooks API
OPEN COLLECTIONathenahealth FHIR Bulk Data Access API
OPEN COLLECTIONathenahealth FHIR R4 API
OPEN COLLECTIONathenahealth FHIR Subscriptions API
OPEN COLLECTIONGraphQL 1
GraphQL schemas published by this provider.
Athenahealth GraphQL Schema
This conceptual GraphQL schema models the athenahealth athenaOne REST API and FHIR R4 API surface. The athenaOne platform is a cloud-based EHR, revenue cycle management, and pra...
GRAPHQLPricing Plans 1
Published pricing tiers and plan structures.
Rate Limits 1
Documented rate limits and quota policies.
Athena Health Rate Limits
RATE LIMITSFinOps 1
Cost, billing, and metering signals for API financial operations.
Athena Health Finops
FINOPSEvent Specifications 1
AsyncAPI definitions for this provider's event-driven and streaming APIs.
athenahealth FHIR Subscriptions Events
Event-driven notifications from the athenahealth Event Subscription Platform. Delivered as FHIR Bundle notifications (R5 Backport) over rest-hook channel with id-only payloads. ...
ASYNCAPISemantic Vocabularies 1
JSON-LD contexts and semantic vocabularies used across these APIs.
Athena Health Context
JSON-LDSpectral Rules 3
Spectral governance rulesets for linting and validating these APIs.
JSON Schema 3
Standalone JSON Schema definitions for this provider's data models.
athenahealth Appointment
JSON SCHEMAathenahealth Patient
JSON SCHEMAExamples 3
Example request and response payloads for these APIs.
Security Posture 2
Authentication, domain security, vulnerability disclosure, and trust-center signals.
Scopes 1
OAuth scopes governing access to this provider's APIs.
Agentic Access 1
Recommended x-agentic-access execution contracts for AI agents.
Resources
Get Started 3
Portal, sign-up, and the first successful call
Documentation 7
Reference material describing how the API behaves
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Agent Surfaces 1
MCP servers, agent skills, and machine-readable catalogs
Design & Contract 2
Pagination, idempotency, versioning, errors, and events
Build 5
SDKs, sample code, and the tooling you integrate with
Access & Security 3
Authentication, authorization, and security posture
Operate 2
Status, limits, changes, and where to get help
Commercial 2
Pricing, plans, and the legal terms of use
Company 2
The organization behind the API
Other 2
Properties that don't map to a standard resource type