Smile Digital Health — independent third-party profile of a public API surface, by API Evangelist. Smile Digital Health (formerly Smile CDR) is a Toronto-based health interoperability software company and the commercial steward of the open source HAPI FHIR project (the world's most widely deployed Java implementation of the HL7 FHIR standard).
provider interoperability healthcare fhir mdm cql hl7 subscriptions smart-on-fhir hapi-fhir bulk-data payer apis-json prior-authorization digital-quality-measures health-information-exchange cms-interoperability clinical-data-repository terminology-services
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Updated
Sep 20, 2026