Blog
Notes on healthcare interoperability — standards, tooling and the projects that put them to work. Written by Dr. Kai U. Heitmann.
StandardsopenEHR or HL7 FHIR? The Wrong Question — Don't Get Lost in Translation
In 2026, health authorities in Wales and Australia, expert bodies in Switzerland and Austria, an expert panel commissioned by the Spanish Ministry of Health, and a major industry vendor all answered the same architecture question differently. "openEHR or HL7 FHIR?" feels like the decision — but it is not. The real cost, and the real risk, sit in the mapping layers between them.
ART-DECOR®Why ART-DECOR® matters for standards work
A single, computable source of truth turns a pile of specification documents into templates, value sets and validation you can actually maintain.
InteroperabilityThe International Patient Summary, explained
A minimal, specialty-agnostic summary of the essential facts about a patient — designed to travel across borders and systems.
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