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CJ Karrer
Writer · Reviewed by Richard ChanUpdated Jun 12, 2026
1 min read
If you fail to enroll in Medicare Part B when first eligible and do not have creditable employer coverage, you may face a permanent late enrollment penalty equal to 10% for each full 12-month period you delayed.
Delaying Medicare Part D enrollment without having creditable prescription drug coverage results in a permanent monthly penalty of 1% of the national base premium for every month you were late.
Beneficiaries who must pay a premium for Medicare Part A can face a 10% penalty added to their monthly premium for twice the number of years they delayed enrollment.
Missing a Medicare deadline can saddle you with permanent financial penalties, adding unnecessary stress to your retirement. In this video, we'll demystify Medicare enrollment periods, explain how to secure premium-free Part A, and outline exactly what you must do if you decide to safely delay your coverage.