Healthcare Facilities & Managed Care: 2027 Part D NAMBA Up to $296; Demo Program Ending

Research evidence excerpt

Healthcare Facilities & Managed Care: 2027 Part D NAMBA Up to $296; Demo Program Ending

Global Research

28 July 2026ab

Healthcare Facilities & Managed Care Equities

Americas2027 Part D NAMBA Up to $296; Demo

Program Ending Healthcare Providers

AJ Rice

Analyst

aj.rice@ubs.com

Part D NAMBA Up 24% to $296.05 +1-212-713 4299

This afternoon , CMS released the 2027 Part D national average monthly bid amount Jonathan Yong

(NAMBA) which sees the NAMBA at $296.05 (up 24% Y/Y compared to 2026's Analyst

$239.27), the Part D base beneficiary premium at $41.33, and de minimis amount of $2. jonathan.yong@ubs.com

The direct subsidy in this case is $254.72 ($200.28 in 2026). Rebate reallocation for MA +1-212-713 6268

plans must be completed by August 6. Michael Wei

Associate Analyst

Implication of Demo Expiration at the End of 2026 michael.wei@ubs.com

Today's release also announced the end of the Part D Premium Stabilization +1-212-713 2565

Demonstration, which was a temporary program that began in 2025 as a result of the James Kurek

Part D changes related to the IRA. CMS concluded from the 2027 submitted bids that Analyst

the plan sponsors had sufficient experience under the redesigned Part D benefit to james.kurek@ubs.com

return the program back to normal market conditions. The demo project only relates to +1-212-713 3704

the Medicare standalone Part D program. As a reminder, Part D demonstration program Joseph Overman

in 2026 offered a uniform base beneficiary premium reduction of $10 and limited the Associate Analyst

total Y/Y premium increase to $50. With the conclusion of the program, members could joseph.overman@ubs.com

see a more meaningful premium increase flow through and lead to slower enrollment +1-212-882 0086

growth for 2027.

Part D Market Shares