Medicare Deductible, Coinsurance & Premium Rates: CY 2026 Update

Related CR Release Date: December 5, 2025
MLN Matters Number: MM14279
Effective Date: January 1, 2026 
Related Change Request (CR) Number: CR 14279
Implementation Date: January 5, 2026 
Related CR Transmittal Number: R13504GI

CR 14279 tells you about:

  • Deductibles
  • Coinsurance rates
  • Premiums

Make sure your billing staff knows about CY 2026 Medicare Part A and Medicare Part B.

View the complete CMS Medicare Learning Network (MLN) Matters (MM)14279.

Last Updated Dec 11 , 2025