FHIR & HL7 Standards
HL7 FHIR R4, US Core, Da Vinci and CARIN implementation guides, and the standards powering modern healthcare interoperability.
What is FHIR
Fast Healthcare Interoperability Resources (FHIR) is HL7's modern, RESTful API standard for healthcare data exchange.
FHIR R4 Core Resources
An overview of the key FHIR R4 resource categories — from Patient and Observation to Claim and ExplanationOfBenefit.
US Core Implementation Guide
The US Core IG defines the minimum conformance requirements for FHIR in the United States, mandated by ONC for certified health IT.
Da Vinci PDex (Payer Data Exchange)
The PDex IG enables FHIR-based payer-to-payer and payer-to-provider data exchange, supporting CMS interoperability mandates.
Da Vinci PAS (Prior Authorization Support)
PAS enables electronic FHIR-based prior authorization, replacing phone/fax and EDI 278 with real-time API interactions.
Da Vinci CRD (Coverage Requirements Discovery)
CRD uses CDS Hooks to provide real-time payer coverage guidance at the point of care within the EHR workflow.
CARIN Blue Button IG
The CARIN Blue Button IG standardizes how payers expose claims and coverage data to members via FHIR APIs.
HL7 Official Resources & Links
A comprehensive reference directory of official HL7, FHIR, Da Vinci, CARIN, and related standards links.
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