Medicare annual open enrollment began on Thursday, October 15, 2026. The period will conclude December 7, 2026, during which beneficiaries may review and adjust coverage.^[1] AARP projects the standard US Medicare Part B monthly premium will increase by $6.60 to $209.50 in 2027.^[2] The annual out-of-pocket cap for Medicare Part D drugs will rise to $2,400, up from $2,100 in 2026.^[3] New Medicare-negotiated prices will go into effect for 15 drugs, including weight-loss medications Ozempic, Rybelsus, and Wegovy.^[4] The Massachusetts Senior Medicare Patrol Program, run by AgeSpan Inc., has warned beneficiaries that deceptive marketing and misleading enrollment practices escalate during open enrollment.^[5] Beneficiaries should be cautious of unsolicited callers claiming to represent Medicare who request personal information or Medicare numbers.^[6] Congress.gov records show HR10747, the Puerto Rico Medicare Advantage Fairness Act of 2026, was referred to House committees on October 5, 2026.^[7]