{slider 1. How do I get Medicare?|open} Once you reach the eligible age, you must enroll in Medicare through the Social Security Administration. You can enroll by visiting your local Social Security office or online by visiting www.ssa.gov. {slider 2. I am happy with my Part D plan. Do I have to check it every year?| icon} It is highly suggested that you check your Part D plan every year between October 15 and December 7. Plans may change their rates and formulary every year. What works for you this year may not work for you next year. {slider 3.…