Providers
We aim to deliver an optimal provider experience with easy-to-use tools that support you, your patients, and your healthcare practice. A first-of-its-kind online enrollment portal with innovative programs that address the biggest issues facing you and your patients.
Become a participating provider
Contact us
Mass General Brigham Health Plan staff is available at 855-444-4647 Monday-Friday (8:00 AM - 5:00 PM EST, closed 12:00 - 12:45 PM).
For urgent prior authorization requests outside of regular business hours (including weekends and holidays), please contact at 855-444-4647 and follow the prompts.