Responding to the Change Healthcare cybersecurity incident

Read our response to the Change Healthcare cybersecurity incident and learn where you can find additional information.

Become a participating provider

Our online tools make it easy to join the Mass General Brigham Health Plan network.

 

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.