Medicare Advantage Plan
If you are new to Medicare, turning 65, retiring, moving, qualify for assistance, losing employer coverage, or have another qualifying situation, you may be eligible to enroll in or change your plan. UnitedHealthcare offers a variety of Medicare Advantage plans - one may be right for you. For all others, Medicare Open Enrollment is October 15 - December 7. Learn more about eligibility and when to enroll.
Enroll in a Medicare Advantage Plan
To enroll by phone, you can call toll-free at 1-877-699-5710 (TTY 711), 8 a.m.–8 p.m. local time, 7 days a week to speak to a sales representative.
To enroll by mail, download, fill out and print an enrollment form.
To get an AARP MedicareComplete Plans insured through UnitedHealthcare enrollment form (PDF), go to View plans and pricing and enter your ZIP code. Choose one of the available plans in your area and view the plan details. You'll find the form you need in the Helpful Resources section.
Mail your completed form to:
UnitedHealthcare Customer Service
PO Box 29675
Hot Springs, AR 71903-9802
What You Need to Enroll
You will need your Primary Care Physician's name and ID number to enroll. To find this information, you can search for a provider now.
You will also need information found on your Medicare card.
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