Athena Health - onc-healthit/inferno-community GitHub Wiki
Athena Health
Athena Health supports DSTU2 FHIR API's, but it does not support SMART on FHIR.
Creating a sandbox
Register for a developer account
You can look and test the API's on their site. You can use this to create a patient.
FHIR Endpoint: https://api.athenahealth.com/preview1/{PracticeId}/{DepartmentId}/fhir/dstu2
For PracticeId, you can select either 195900 or 1128700. For DepartmentId, you can select 1.