Official websites use .mass.gov

A .mass.gov website belongs to an official government organization in Massachusetts.
Secure websites use HTTPS certificate

A lock icon or https:// means you’ve safely connected to the official website. Share sensitive information only on official, secure websites.

Contrast Settings
We are testing UserWay, a tool that will let you change color contrast and other visual styles. Click the button below to open the settings.
If you'd like to share your feedback on this specific feature and help us make the site more accessible, please fill out this short survey.
State Organizations
Log In to...
Top-requested sites to log in to services provided by the state

Virtual Gateway

Unemployment Online

Child Support Services

This page, Coordination of Benefits, is offered by
Division of Insurance

Coordination of Benefits

Amendments to 211 CMR 38.00 (“Coordination of Benefits”) that went into effect on January 1, 2018, impact health and auto insurance carriers’ handling of motor vehicle accident-related medical bills.

Please find below guidance materials to clarify the rules that carriers are to apply when considering which carrier may be responsible for payment of medical bills.

Coordination of Benefits [211 CMR 38.00] FAQs - PDF
Coordination of Benefits - Handling of Motor Vehicle Accident-Related Medical Claims - PDF

Additional Resources

Open file, Coordination of Benefits Overview

Open file, 211 CMR 38

Help Us Improve Mass.gov with your feedback

Did you find what you were looking for on this webpage?

Yes

If you have any suggestions for the website, please let us know. How can we improve the page?

Please do not include personal or contact information.

The feedback will only be used for improving the website. If you need assistance, please contact the Division of Insurance. Please limit your input to 500 characters.

Please remove any contact information or personal data from your feedback.

If you need assistance, please contact the Division of Insurance.

Please let us know how we can improve this page.

Please remove any contact information or personal data from your feedback.

If you need assistance, please contact the Division of Insurance.

Feedback