Data

USCDI

United States Core Data for Interoperability

ONC (Office of the National Coordinator for Health IT)Latest · USCDI v7 (July 2026)

Edition last checked against publisher sources:

Scope

USCDI is the minimum data set that ONC-certified health IT must exchange. It defines the data classes and elements that FHIR APIs are expected to support, and has been updated through an annual public process.

Where it applies in the room

  • Certified EHR technology (CEHRT) data expectations
  • Payer and provider FHIR APIs

Caveats

  • Which USCDI version a certified product must support is set by the certification program's rules and timelines, not by the newest release alone.

Source & further reading

Also known as

  • United States Core Data for Interoperability
  • USCDI

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