Lexology January 15, 2026
On December 29, 2025, the U.S. Department of Health and Human Services (“HHS”), through the Assistant Secretary for Technology Policy (“ASTP”)/Office of the National Coordinator for Health Information Technology (“ONC”) (collectively, “ASTP/ONC”), issued a proposed rule to update its Health Data, Technology, and Interoperability (“HTI”) regulations, as well as a notice to withdraw prior proposals issued as part of the HTI-2 proposed rule.
HTI-5 Proposed Rule
The proposed rule, Health Data, Technology, and Interoperability: ASTP/ONC Deregulatory Actions to Unleash Prosperity (“HTI-5”), proposes (1) changing the certification criteria for the ONC Health IT Certification Program, (2) prioritizing the use of Fast Healthcare Interoperability Resources (“FHIR”) application programming interfaces (“APIs”), and (3) updating certain information blocking requirements. The HTI-5 proposed rule is...







