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Member/Customer Service

Toll Free: 844.529.3760
Please note that our main customer service number (above) is the designated number for submitting oral requests.

Telephone lines are open 8 a.m. to 8 p.m., seven days a week. You may reach a messaging service on weekends from April 1 to September 30 and holidays. Please leave a message, and your call will be returned the next business day.

Email: customerservice@mwmaplan.com
Fax: 844.335.4191

Mailing address and phone number for written customer service, appeals and grievances requests:

Mary Washington Medicare Advantage
PO Box #7118
Troy, MI 48007

Toll Free: 844.529.3760 (customer service)
Fax: 844.335.4191 (customer service)
Fax: 844.335.3777 (appeals)


Toll Free: 855.919.0827 (TTY: 711)
Fax: 844.335.4890

Company Headquarters
2300 Fall Hill Ave, Suite 308b
Fredericksburg, VA 22401

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