Medicare GLP-1 Bridge Program Explained: $50 Wegovy/Zepbound, Eligibility, PA Rules, and What Happens in 2027 A board-certified primary care physician explains Medicare’s new GLP-1 “Bridge” pilot program covering weight-loss medications (Wegovy and Zepbound) with a $50 monthly copay. The program is separate from Medicare Part D coverage and will be administered by Humana.