Sign up to receive e-mail notification of updates to the MassHealth companion guides. Note: When you click on the sign up link, a blank e-mail should appear.  If your settings prevent this, you may also copy and paste  join-masshealth-companion-guides@listserv.state.ma.us into your e-mail address line.  Just send the blank e-mail as it's addressed. No text in the body or subject line is needed.

The following companion guides are instructions for submitting HIPAA transactions to MassHealth. When submitting electronic files to MassHealth, be sure to review the instructions in the appropriate companion guides, UB-04 and CMS-1500 Billing Guides, and billing tips flyers to determine the appropriate requirements for submitting electronic files to MassHealth.