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Contact one of our expert Medicare Advisors for any questions about our Medicare Advantage plans. We’ll talk you through your options to help you find the right plan, and help you enroll over the phone if you’re ready.
Call 855-486-3097 TTY 711
Oct 1 - Mar 31
8 AM-8 PM ET, Mon-Sun
Apr 1 - Sept 30
8 AM-8 PM ET, Mon-Fri
Explore our FAQ to get answers to our most common questions.
To submit paper forms or contact us via mail, you can address letters to the Mass General Brigham Health Plan mailing address at:
Mass General Brigham Health Plan
Medicare Advantage
399 Revolution Drive, Suite 850
Somerville, MA 02145
If you are a Mass General Brigham Health Plan member with an active Medicare Advantage plan, contact our Customer Service team for any questions about your plan or benefits.
Call 855-833-3668 TTY 711
Oct 1 - Mar 31
8 AM-8 PM ET, Mon-Sun
Apr 1 - Sep 30
8 AM-8 PM ET, Mon-Fri
© 2025 Mass General Brigham Health Plan, Inc. Mass General Brigham Health Plan is an HMO-POS/PPO organization with a Medicare contract. Enrollment in Mass General Brigham Health Plan depends on contract renewal. Other providers/pharmacies are included in our network.
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Last updated: 1/1/2025 - Pending CMS approval