Interoperability Standards Advisory (ISA)

isa-gearThe Interoperability Standards Advisory (ISA) process represents the model by which the Office of the National Coordinator for Health Information Technology (ONC) will coordinate the identification, assessment, and determination of "recognized" interoperability standards and implementation specifications for industry use to fulfill specific clinical health IT interoperability needs.

News & Updates

The 2023 ISA Reference Edition is now available. Please refer to the Health IT Buzz Blog for additional details.

The 2023 SVAP public comment period is now closed.


About ISA

The ISA is frequently updated to include improvements made based on recommendations received from public comments and subject matter expert feedback. Read more about the ISA's purpose and scope.



ISA Structure

The ISA is organized and structured into four sections - read more about the ISA's structure and informative characteristics about standards/implementation specifications.


Table of Contents

The Table of Contents of ISA's sections.



ISA Publications

View the most recent and historical ISA publications.


Recent Updates

Check here regularly for the latest updates to the ISA.


Timeline and Comment Process

Learn more about the ISA's annual timeline and how to comment.



View a list of frequently asked questions and answers on the ISA.