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Welcome Massachusetts Providers 

MassHealth Encounter Data Deadline 

MassHealth has communicated to all plans that 2024 claims must be adjudicated by July 31, 2025.  Therefore, all providers must submit claims with a 2024 date-of-service no later than July 1, 2025, to meet this adjudication deadline. This does not change/impact timely filing limits, which still apply.

Questions? We’re here to help.

You may chat live with a claims representative by logging in to Provider Express or by calling the number on the back of the member's ID card (also available on the Explanation of Payment/Provider Remittance Advice). 


Outpatient Care Engagement 

Schedule an online HIPAA-compliant appointment with a member of our Outpatient Care Engagement team.

Mass General Brigham Health Plan

Massachusetts Medicaid




Designated Community Behavioral Health Centers

Billing Guidance and FAQ
Bundled Billing Specs