Particle Health — independent third-party profile of a public API surface, by API Evangelist. Particle Health is a healthcare data interoperability platform that aggregates patient medical records from across the US healthcare system into a single RESTful API. Particle is connected to all three nationwide health information exchange networks (Careq
interoperability healthcare fhir adt ehr hl7 health-data medical-records patients clinical-data hie hl7v2 deltas apis-json care-coordination c-cda commonwell health-information-exchange carequality ehealth-exchange
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Updated
Oct 12, 2026