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Contact Us
Our customer service team is standing by to ensure you get the answers you need when you need them.
You can contact us at the following address and telephone numbers below:
For HMO Members: (844) 918-0114
For PPO Members: (844) 915-0234
TTY: 711
Calls to these numbers are free. From October 1 to March 31, we’re available 7 days a week from 8 am to 8 pm EST. From April 1 to September 30, we’re available Monday through Friday from 8 am to 8 pm EST. A messaging system is used after hours, weekends and on federal holidays.
Physical Location:
Mailing Address:
Central Mass Health, dba Mass Advantage
67 Millbrook St
Center Building
Suite 423
Worcester, MA 01606
Mass Advantage
PO Box 219975
Kansas City, MO 64121-9975
Worcester, MA 01606
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Central Mass Health LLC (DBA Mass Advantage), Copyright 2026
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Call (844) 554-0527 TTY:711
Calls are answered by health insurance agents
Hours of Operation
We are available October 1 to March 31, 7 days a week from 8 am to 8 pm EST. April 1 to September 30, Monday through Friday from 8 am to 8 pm EST.
Last Updated 02/12/2026
Central Mass Health, dba Mass Advantage, 67 Millbrook St., Center Building, Suite 423, Worcester, MA 01606