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Medical & Clinical Data
Drug, clinical trial and health-record standards and APIs.
JSON: /api/v1/directory.json (filter on category=medical-data-apis)
openFDA
FDA drug, device and food data APIs.
FreeAPI keyRxNorm API
Normalized drug names API from NLM.
FreeNo authClinicalTrials.gov API
Clinical trial registry data.
FreeNo authNIH RePORTER API
NIH-funded research projects.
FreeNo authFHIR (HL7)
Healthcare data exchange standard.
FreeNo authDailyMed API
FDA drug label data from the National Library of Medicine.
FreeNo authMedlinePlus Connect
Patient-friendly health information linked from codes.
FreeNo authUMLS Terminology Services
Unified medical language system API.
FreeAPI keySNOMED CT Browser
Clinical terminology browser and APIs.
FreeNo authHAPI FHIR
Open-source Java FHIR server and client.
FreeNo authSMART on FHIR
Standard for apps that integrate with electronic health records.
FreeOAuthEpic on FHIR
Epic's FHIR APIs for approved developers.
FreeOAuthMedplum
Open-source FHIR-native healthcare developer platform.
Free tierAPI keyOpenFDA Drug Events
Adverse drug event reports API.
FreeNo authNPPES NPI Registry API
Lookup US healthcare provider identifiers.
FreeNo authICD-11 API
WHO classification of diseases API.
FreeOAuthInfermedica
Symptom checker and triage API.
PaidAPI keyHuman API
Patient-consented health record aggregation.
PaidOAuth