Late Enrollment Penalty | Medicare Glossary

An amount you owe if for any continuous period of 63 days or more after your initial enrollment period is over, you go without one of these:

• A Medicare Prescription Drug Plan (Part D)

• A Medicare Advantage Plan (Part C)

• Another Medicare health plan that offers Medicare Prescription drug coverage

• Creditable prescription drug coverage

The amount owed is added to you Medicare Part D monthly premium.