A new address, the same unwavering commitment to serving New England's healthcare community.
Medical Mutual Insurance Company of Maine is relocating to a new office. As part of this move, our mailing address is changing. To ensure uninterrupted communication, premium payments, and claims correspondence, please update your records before the date below.
New Address:
New Mailing & Business Address (Effective 1/1/2026)
Medical Mutual Insurance Company of Maine
East Tower, 5th Floor
100 Middle Street
Portland, ME 04101
Important Notes:
All mailed correspondence, including premium payments, should be sent to the new address beginning January 1, 2026.
- Our phone numbers, email addresses, and website remain the same.
- If you use automated bill-pay, please update your payment records.
- Any mail sent to our former address after December 2025 may be delayed.
During the Transition:
Our commitment to providing exceptional service remains our top priority. We anticipate minimal disruption to our operations during this move. Should you have any questions or concerns about this relocation, please don't hesitate to contact us.
Contact:
John Doyle
Vice President - Marketing & Administration
jdoyle@medicalmutual.com
(207) 523-1534
We appreciate your continued trust in Medical Mutual and look forward to serving you from our new Portland location.