The Evolution of HL7: From Legacy to FHIR for Next-Generation Interoperability
What Is Replacing HL7? - Microtek Learning Microtek Learning HL7
HL7 FHIR is evolving to serve as the modern standard, succeeding HL7 v2 and v3.
Summary
Traditional standards like HL7 v2 and v3 are insufficient for the modern digital healthcare ecosystem, which demands faster and more flexible data exchange. Consequently, the industry is shifting toward HL7 FHIR, a modern API-driven standard.
Key Players
Details
This article discusses the evolution of interoperability in health IT. While older standards like HL7 v2.x and v3 remain widely used, they were built on legacy technologies. The current digital healthcare environment requires faster, more flexible data sharing capabilities. The solution is HL7 FHIR (Fast Healthcare Interoperability Resources). FHIR utilizes RESTful APIs and JSON/XML formats, making it mobile and web-app friendly while supporting real-time data exchange. These features enable secure and scalable data exchange between diverse systems such as EHRs, telehealth platforms, and wearable devices. FHIR is aligned with global mandates (e.g., U.S. ONC Cures Act Final Rule) and is supported by major vendors like Epic and Cerner, as well as national health authorities in countries including the US, UK, Canada, and Australia. The content aims to guide healthcare IT professionals transitioning from legacy systems to modern, API-driven solutions.
Technology Note
FHIR（Fast Healthcare Interoperability Resources）は医療データ交換の国際標準。このエントリの関連技術: HL7 V2, HL7
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