FHIR Server Base URL
https://hapi.fhir.org/baseR4
OpenAPI Docs
https://hapi.fhir.org/baseR4/api-docs
FHIR Version
4.0.1 (R4)

This server is Open Source Software, licensed under the terms of the Apache Software License 2.0.

All System Level Operations Observation 5794788 Patient 4482526 Encounter 2175694 Specimen 1881670 Composition 940827 Bundle 406140 Condition 234445 Binary 227636 Location 220420 Organization 163049 Claim 136280 MedicationStatement 102216 AuditEvent 96349 QuestionnaireResponse 91731 ExplanationOfBenefit 90047 Coverage 87206 Procedure 83628 Practitioner 67985 DiagnosticReport 67243 RelatedPerson 61078 Immunization 58071 Slot 54605 MedicationRequest 45937 MedicationKnowledge 42992 DocumentReference 41490 Schedule 40974 Appointment 40736 TestScript 32682 PractitionerRole 30617 Media 29483 MessageHeader 28917 Device 22439 AllergyIntolerance 19708 ClaimResponse 18453 List 17137 Medication 16485 ServiceRequest 12603 CarePlan 12567 MedicationAdministration 10630 Questionnaire 9065 ImagingStudy 8257 CareTeam 7728 Goal 7048 StructureDefinition 5841 Provenance 5679 ValueSet 5390 CodeSystem 4948 HealthcareService 3912 Task 3856 Basic 3754 SupplyDelivery 2716 OrganizationAffiliation 2614 Endpoint 2580 ImmunizationRecommendation 2570 DeviceRequest 2465 MedicationDispense 2375 Communication 2229 Consent 1972 OperationOutcome 1726 Flag 1582 SpecimenDefinition 1355 SubstanceProtein 1339 FamilyMemberHistory 1277 RiskAssessment 1223 Person 1208 Invoice 1148 ChargeItemDefinition 1100 Subscription 1069 CapabilityStatement 1037 CoverageEligibilityRequest 1010 ActivityDefinition 974 CommunicationRequest 925 PlanDefinition 845 Group 812 Account 747 ConceptMap 634 Parameters 627 ChargeItem 597 SearchParameter 592 MolecularSequence 583 EpisodeOfCare 557 Measure 514 ClinicalImpression 486 InsurancePlan 440 MeasureReport 413 AppointmentResponse 393 AdverseEvent 380 Substance 376 DeviceMetric 303 BodyStructure 294 DocumentManifest 290 DeviceUseStatement 282 Library 273 DetectedIssue 258 ResearchSubject 252 NamingSystem 251 SupplyRequest 238 NutritionOrder 224 ResearchStudy 188 OperationDefinition 163 Contract 154 RequestGroup 151 ObservationDefinition 135 StructureMap 108 PaymentNotice 97 ImplementationGuide 72 CoverageEligibilityResponse 71 Evidence 66 PaymentReconciliation 64 MessageDefinition 57 MedicinalProduct 56 ResearchDefinition 56 DeviceDefinition 55 ImmunizationEvaluation 55 EvidenceVariable 53 RiskEvidenceSynthesis 53 CompartmentDefinition 52 EnrollmentRequest 50 Linkage 49 EventDefinition 48 GraphDefinition 48 ResearchElementDefinition 44 VisionPrescription 42 GuidanceResponse 41 ExampleScenario 40 TerminologyCapabilities 38 EffectEvidenceSynthesis 36 TestReport 34 BiologicallyDerivedProduct 30 SubstanceSpecification 28 VerificationResult 26 MedicinalProductIngredient 23 MedicinalProductInteraction 23 MedicinalProductPharmaceutical 23 SubstanceNucleicAcid 22 MedicinalProductAuthorization 21 SubstanceReferenceInformation 21 CatalogEntry 20 EnrollmentResponse 20 MedicinalProductContraindication 19 MedicinalProductPackaged 19 MedicinalProductIndication 18 MedicinalProductManufactured 18 SubstanceSourceMaterial 17 SubstancePolymer 12 MedicinalProductUndesirableEffect 9