Learn about medicare part d guide essential prescription drug coverage and safe money retirement strategies at SafeMoney.com.
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For 2027, the maximum Part D deductible is $700 and the annual out-of-pocket threshold for covered Part D drugs is $2,400. Premiums and non-covered drugs do not count toward this threshold. The $41.33 base beneficiary premium is used in the late-enrollment penalty formula; it is not the premium every plan charges.
Annual Open Enrollment runs October 15–December 7, 2026 for coverage starting January 1, 2027. Medicare Advantage Open Enrollment runs January 1–March 31, 2027 for people already enrolled in Medicare Advantage.
Still pending as of this review: 2027 Part A and Part B premiums and deductibles and Part B/Part D IRMAA amounts. Any 2026 amounts on this page remain labeled as 2026 comparisons, not 2027 amounts.
Negotiated prices for 15 additional Part D drugs take effect January 1, 2027. The voluntary Medicare Prescription Payment Plan spreads covered out-of-pocket drug costs across the calendar year; it does not reduce the total cost.
Sources: CMS 2027 Rate Announcement; CMS Part D base premium announcement; Medicare.gov enrollment guidance; CMS negotiated drug prices; Medicare Prescription Payment Plan.
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