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My Ombudsman is an independent program that helps you address conflicts that may interfere with enrollment in CCA One Care. They can also help if you have issues accessing benefits and services.

The My Ombudsman program works with MassHealth (Medicaid) and Commonwealth Care Alliance® (CCA) to help members by:

Contact Information for My Ombudsman

Call: 1-855-781-9898 (TTY: 711), Monday through Friday, 9 a.m. to 4 p.m., Eastern Time (ET).
Address: 25 Kingston St 4th fl, Boston, MA 02111
The My Ombudsman office is wheelchair accessible.
Email: [email protected]
Visit the My Ombudsman website1

Call 1-855-781-9898 (TTY: 711) to ask for information in another format. You can also ask for an interpreter.

1When you click this link, you will leave the Commonwealth Care Alliance website.