Download - FHIR in 15
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FHIR in 15
Lloyd McKenzie
June 6, 2014
© 2014 HL7 ® International. Licensed under Creative Commons. HL7 & Health Level Seven are registered trademarks of Health Level Seven International. Reg. U.S. TM Office.
FHIR Manifesto
Focus on Implementers Target support for common scenarios Leverage cross-industry web technologies Require human readability as base level of
interoperability Make content freely available Support multiple paradigms & architectures Demonstrate best practice governance
© 2014 HL7 ® International. Licensed under Creative Commons. HL7 & Health Level Seven are registered trademarks of Health Level Seven International. Reg. U.S. TM Office.
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Human Readable Summary
Standard Data Content: MRN Name Gender Date of Birth Provider
Extension with reference to its definition
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(FHIR home)hl7.org/fhir
© 2014 HL7 ® International. Licensed under Creative Commons. HL7 & Health Level Seven are registered trademarks of Health Level Seven International. Reg. U.S. TM Office.
V2 and FHIR
Similarities
Built around re-usable “chunks” of data
Strong forward/backward compatibility rules
Extensibility mechanism
FHIR Differences
Each chunk (resource) is independently addressable
More than messages Human readable required Extensions don’t collide,
are discoverable Modern tools/skills Instances easy to read Lighter, modern spec
© 2014 HL7 ® International. Licensed under Creative Commons. HL7 & Health Level Seven are registered trademarks of Health Level Seven International. Reg. U.S. TM Office.
V3 and FHIR
Similarities
Based on RIM, vocab & ISO Data types foundations
Support XML syntax
FHIR Differences
Simpler models & syntax (reference model hidden)
Friendly names Extensibility with
discovery Easy inter-version wire
compatibility Messages, documents,
etc. use same syntax JSON syntax too
© 2014 HL7 ® International. Licensed under Creative Commons. HL7 & Health Level Seven are registered trademarks of Health Level Seven International. Reg. U.S. TM Office.
V3 and CDA
Similarities
Support profiling for specific use-cases
Human readability is minimum for interoperability
APIs, validation tooling, profile tooling
(See v3 similarities on prior slide)
FHIR Differences
Can use out of the box – no templates required
Not restricted to just documents
Implementer tooling generated with spec
(See v3 differences on prior slide)
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Timeline
2011-09 – Conceptual first draft published 2012-09 – 1st “draft for comment” ballot 2013-09 – 1st DSTU ballot 2014-01 – 1st DSTU published 2015-03 – 2nd DSTU published (approx) 2016? – First normative version Additional normative releases every 1-2
years
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Questions?
http://hl7.org/fhir [email protected]