Thinkstock Medicare Advantage Open Enrollment starts on Jan. 1 and ends on March 31. Certain changes can be made for individuals that are already enrolled in a Medicare Advantage Plan, including c …

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Medicare Advantage Open Enrollment starts on Jan. 1 and ends on March 31. Certain changes can be made for individuals that are already enrolled in a Medicare Advantage Plan, including choosing a different plan or going back to original Medicare.