Contact us
How to get in touch
If you have any questions or concerns, you can contact our Member Services Call Center, Monday through Friday, 8:30 a.m. to 5:45 p.m.
Phones
Address
All correspondence must include the participant’s contract number and addressed or faxed to:
MCTWF
2700 Trumbull Avenue
Detroit, Michigan 48216
Fax Number: (313) 964-2442
Fraud Contact
If in reviewing any Explanation of Benefits provided to you from MCTWF, or any of its vendors, you identify possible fraud, please contact the appropriate toll free Anti-Fraud Hotline as follows:
For Medical Professional or Vision Claims: (800) 637-6907
For Dental Claims: (800) 524-0147
For Hospital Claims: (800) 482-3787
Send us a secure email
You may also send us a secure (encrypted) e-mail with your questions, comments, or requests, by clicking on SEND SECURE EMAIL.
Please provide identifying information in your email, including your name, phone number, and MCTWF contract number, and, if you are not the participant, his or her full name. You will receive a response by phone or email within 48 hours.
Call Center Schedule
The MCTWF Call Center Hours are Monday through Friday 8:30 a.m. to 5:45 p.m. with the exception of the following holiday closings:
Wednesday, January 1, 2025 – New Year’s Day Observed
Monday, January 20, 2025 – Martin Luther King Jr. Day
Friday, April 18, 2025 – Good Friday
Monday, May 26, 2025 – Memorial Day
Friday, July 4, 2025 – Independence Day
Monday, September 1, 2025 – Labor Day
Thursday, November 27, 2025 – Thanksgiving Day
Friday, November 29, 2025 – Thanksgiving Holiday
Wednesday, December 24, 2025 – Christmas Eve
Thursday, December 25, 2025 – Christmas Day
Wednesday, December 31, 2025 – New Year’s Eve
Thursday, January 1, 2026 – New Year’s Day