© 2013 HL7 ® International. Licensed under Creative Commons. HL7 & Health Level Seven are registered trademarks of Health Level Seven International. Reg. U.S. TM Office.

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 lloyd@lmckenzie.com