Exchange change ledger
A chronological record of material rule, standards, company, product, operating, and research changes. Each entry preserves the source class, effective date, market consequence, and affected capability areas.
CMS refreshes interoperability API frequently asked questions
CMS updated its living FAQ for interoperability and prior-authorization implementation as impacted payers prepare for the 2027 API requirements.
ONC publishes national HIO public-health capability findings
The federal brief reports on 76 HIOs and documents public-health connectivity, services, utilization, and barriers across state, local, regional, and tribal contexts.
ASTP/ONC approves USCDI v6 through the 2026 SVAP
The 2026 SVAP approved USCDI v6 as a voluntary standards advancement path beginning August 29, 2026, while the HTI-1 certification baseline remains USCDI v3.
HHS reports more than one billion records exchanged through TEFCA
HHS reported that TEFCA exchange volume had exceeded one billion records and announced additional network oversight activity.
HL7 publishes C-CDA 5.0.0
C-CDA 5.0.0 updates the U.S. clinical-document template set while remaining based on CDA R2 rather than becoming a FHIR-resource specification.
HL7 publishes US Core 9.0.0
US Core 9.0.0 becomes the current published U.S. FHIR profile guide while remaining based on FHIR R4.
ASTP/ONC confirms HTI-2 final scope and withdrawn proposals
The final HTI-2 action centers TEFCA-related definitions and 45 CFR Part 172; unfinalized proposals were withdrawn and the TEFCA Manner Exception remains unchanged.
HTI-3 revises information-blocking exceptions
HTI-3 revises the Privacy and Infeasibility Exceptions, defines reproductive health care for the regulations, and creates a Protecting Care Access Exception.
HL7 publishes CARIN Blue Button 2.2.0
CARIN Blue Button 2.2.0 becomes the current published guide for consumer-directed FHIR exchange of claims and encounter data.
HHS releases HTI-5 proposed rule
HTI-5 proposes certification, information-blocking, and standards-based API changes but remains a proposed rule as of the publication's July 19, 2026 cutoff.
Oracle Health Information Network becomes a designated QHIN
The TEFCA RCE added Oracle Health Information Network to the roster of designated QHINs.
TEFCA RCE publishes QHIN Technical Framework 2.1
QTF 2.1 becomes the technical reference in the current TEFCA document set and operates with the Common Agreement and standard operating procedures.
Netsmart becomes a designated QHIN
ASTP/ONC and the TEFCA RCE designated Netsmart as a QHIN, adding a network route with behavioral-health, post-acute, and human-services market relevance.