The Average Monthly Premium for Medicare Part D Stand-Alone Plans Is Projected to Increase by 50% From $34 to $51 in 2027 Unless Enrollees Switch to Lower-Cost Plans Published: Oct 30, 2026

https://www.kff.org/medicare/the-average-monthly-premium-for-medicare-part-d-stand-alone-plans-is-projected-to-increase-by-50-from-34-to-51-in-2027-unless-enrollees-switch-to-lower-cost-plans/ A new KFF analysis finds that the average monthly premium for Medicare Part D coverage in stand-alone prescription drug plans (PDPs) will increase to $51 in 2027, up 50% from $34 in 2026, if current enrollees don’t switch into lower-premium plans during open enrollment, which runs through December 7.