US Policy Pulse

Medicare Part D premium shock & IRA cost revision

Medicare Part D premium shock & IRA cost revision

Key Questions

When will Medicare begin covering GLP-1 weight loss drugs and what will the monthly cost be?

Coverage for GLP-1 drugs starts July 1, 2026, at a cost of $50 per month. This marks a significant new Medicare benefit with notable fiscal implications according to CMS data.

Who qualifies for the new GLP-1 Bridge program under Medicare?

The program has narrow eligibility limited to individuals with BMI of 35+ or 27+ with certain conditions. It excludes patients with diabetes or sleep apnea, offers no deductible credit, and serves as a temporary initiative for data collection.

What are the potential spending impacts of expanding Medicare GLP-1 coverage?

An AAF analysis indicates the program could grow into a multi-billion dollar initiative with 3.8 million eligible beneficiaries initially and expanding demographics. CMS reports identify GLP-1s as a primary driver of health spending growth, creating a political and fiscal cliff.

CMS ends Part D Premium Stabilization Demonstration for 2027, removing $3.6B subsidy that kept premiums low for 25M stand-alone enrollees. CBO revises IRA Part D redesign cost to $700B deficit increase over 10 years (was projected $129B savings). Premiums expected to rise $11-20/month; Oz claims <$10 impact but analysts warn of larger increases. This directly affects seniors' drug costs and adds to federal deficit. Ties to broader fiscal squeeze and Medicare market disruption.

Sources (2)
Updated Jul 31, 2026