Enrollment Period |
Enrollment Dates |
Who can enroll |
Effective Date |
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AEP or Annual Enrollment Period |
Oct. 15th to Dec. 7th |
Medicare eligible |
January 1st |
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IEP or Initial Enrollment Period |
3 months before 65th birthday, month of birthday and 3 months after
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First eligible for Medicare |
Month of birthday or Month following enrollment |
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SEP or Special Enrollment Period |
within 60 days of a triggering event |
Beneficiaries who experience a trigger event |
1st of the month following enrollment |
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General Enrollment Period* |
Jan. 1 to March 31st |
MA or MA-PD beneficiaries |
1st of the month following enrollment |
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*only for those enrolled on a Medicare Advantage plan