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 5870289 Patient 4616220 Encounter 2190960 Specimen 1881701 Composition 940891 Bundle 406293 Condition 235371 Binary 230867 Location 228192 Organization 163342 Claim 136295 MedicationStatement 102668 AuditEvent 96382 QuestionnaireResponse 91832 ExplanationOfBenefit 90128 Coverage 90108 Procedure 83719 Slot 82090 Practitioner 68457 DiagnosticReport 67410 RelatedPerson 63664 Immunization 58143 MedicationRequest 46522 MedicationKnowledge 42992 DocumentReference 41748 Appointment 41086 Schedule 40992 TestScript 32682 PractitionerRole 30769 Media 29668 MessageHeader 28989 Device 22477 AllergyIntolerance 19970 ClaimResponse 18453 List 17207 Medication 16553 ServiceRequest 12764 CarePlan 12618 MedicationAdministration 10632 Questionnaire 9127 ImagingStudy 8265 CareTeam 7728 Goal 7080 StructureDefinition 5863 Provenance 5733 ValueSet 5403 CodeSystem 4955 Task 3922 HealthcareService 3920 Basic 3801 SupplyDelivery 2750 OrganizationAffiliation 2615 Endpoint 2582 ImmunizationRecommendation 2570 DeviceRequest 2465 MedicationDispense 2405 Communication 2233 Consent 1988 OperationOutcome 1738 Flag 1582 SpecimenDefinition 1355 RiskAssessment 1340 SubstanceProtein 1339 FamilyMemberHistory 1283 Person 1256 Invoice 1148 ChargeItemDefinition 1100 Subscription 1075 CapabilityStatement 1037 CoverageEligibilityRequest 1017 ActivityDefinition 978 CommunicationRequest 935 PlanDefinition 854 Group 818 Account 750 ConceptMap 639 Parameters 629 ChargeItem 603 SearchParameter 595 MolecularSequence 583 EpisodeOfCare 562 Measure 517 ClinicalImpression 486 InsurancePlan 440 MeasureReport 413 AppointmentResponse 393 AdverseEvent 384 Substance 376 DeviceMetric 308 BodyStructure 294 DocumentManifest 290 DeviceUseStatement 283 Library 275 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 GuidanceResponse 50 Linkage 49 EventDefinition 48 GraphDefinition 48 ResearchElementDefinition 44 VisionPrescription 42 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 MedicinalProductManufactured 19 MedicinalProductPackaged 19 MedicinalProductIndication 18 SubstanceSourceMaterial 17 SubstancePolymer 12 MedicinalProductUndesirableEffect 10