AT&T – Enroll in a Plan
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Enroll in a plan

Enrollment period was from October 15 – December 7, 2020, contact UnitedHealthcare to learn more about the AT&T Group Medicare Advantage (PPO) plan. An experienced UnitedHealthcare Customer Service Advocate will conduct a personalized needs assessment to help you:

  • Understand the new group plan and how it compares to any current individual plan(s)
  • Find out how the cost of the new group plan compares to any current individual plan(s)
  • Learn if your providers, current medications and pharmacies are covered
  • Enroll in the plan

Call UnitedHealthcare toll-free at 1-866-819-3448, TTY 711, 8 a.m. – 8 p.m. local time, 7 days a week.

To enroll in the AT&T Group Medicare Advantage (PPO) plan, call 1-866-819-3448, TTY 711, 8 a.m. - 8 p.m. local time, 7 days a week during the Open Enrollment period of October 15 – December 7, 2020.  

Required information for enrollment

In addition to your name and contact information, you'll need to have this information handy:

  • Your current monthly contributions and benefit details
  • Your current private insurance card(s) for Medicare Advantage, Medicare Supplement and/or Part D plans
  • Medicare number and Medicare effective date — you can find this information on your red, white and blue Medicare card
  • Names and addresses for doctors, clinics and pharmacy
  • A list of your current prescriptions and dosages ready
  • The last 3 Explanation of Benefits (EOBs), if possible        

Important information

Medicare requires the following in order for you to be enrolled in the AT&T Group Medicare Advantage (PPO) plan insured by UnitedHealthcare®.

  • You must be entitled to Medicare Part A and enrolled in Medicare Part B.
  • You must continue paying your Medicare Part B premium.
  • You must have a permanent street address (this cannot be a P.O. Box).
  • You must have your Medicare ID number.
  • You must live within the 50 United States, the District of Columbia, or U.S. territories.     

Need help or have questions?

For additional enrollment questions, call 1-866-819-3448, 8 a.m. - 8 p.m. local time, 7 days a week. TTY users, call 711.  Or, contact us.


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Last updated: 09.03.2021 at 12:01 AM CT  H2001_040821CMR