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Turning 65? 

Turning 65 or new to Medicare? Find information to help you learn more and choose the right plan here. If you have questions, just give us a call.  

When it’s time to join a Medicare plan

When it’s time to join a Medicare plan

For most people, the Medicare enrollment period opens three months before they turn 65 and ends three months after their birthday. – There is a total enrollment period of seven months.

You can apply for Medicare online at or enroll at your local Social Security office. 


School Employees Retirement System of Ohio (SERS) recommends enrolling in Medicare as early as possible to avoid a delay in the start of your Medicare coverage, which could result in out-of-pocket expenses.

Getting to know the Aetna Medicare Advantage plan  

You deserve a health plan that helps you make the most of retirement.  That’s why the School Employees Retirement System of Ohio (SERS) and Aetna Medicare have teamed up to design a health plan just for you. To learn more about the Aetna Medicare Advantage plan, call us at 1-866-282-0631 (TTY: 711), Monday to Friday, 8:00 AM to 4:30 PM ET.  



For Plan enrollment questions, call SERS at 1-800-878-5853 (TTY: 711), Monday to Friday, 8:00 AM to 4:30 PM ET.