ExchangeAdministrativeLow impact
R13804DEMO: Update to GUIDE Model Appendices for July 2026
Medicare/CMS - Transmittals·CMS Transmittal
Effective date
Jul 1, 2026
We identified it
Jun 23, 2026
Summary
CMS updated the GUIDE Model Appendices for July 2026, providing revised contact information and help desk resources for agents and brokers working with the Federally-facilitated Marketplace. This appears to be an administrative update to contact information and support resources rather than billing or coverage changes.
Action Required
No immediate action required for billing team. This is an informational update about agent/broker help desk contacts and resources for Marketplace enrollment assistance. Medical billing teams should be aware of updated contact information if they assist patients with Marketplace enrollment questions.