Write to us
Send your written inquiry to the appropriate address
Please include the following in your correspondence:
- Your contract number as shown on your ID card
- Your daytime phone number, including your area code
- Patient's name and name of health care provider
- Date that the service in question was performed
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GM Active Blue Cross Blue Shield of Michigan P.O. Box 311528 Detroit, MI 48231 |
Delphi Active and Retiree Blue Cross Blue Shield of Michigan P.O. Box 33241 Detroit, MI 48231 |
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Chrysler Active and Retiree Blue Cross Blue Shield of Michigan P.O. Box 311618 Detroit, MI 48231-9856 |
Ford Hourly Retiree and Salaried, Visteon Hourly and Salaried, Zeledyne Active and Salaried, Jaguar/Land Rover Salaried Active and Retiree Blue Cross Blue Shield of Michigan P.O. Box 311058 Detroit, MI 48231 |
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Ford Hourly Active Blue Cross Blue Shield of Michigan P.O. Box 312089 Detroit, MI 48231 |
U.A.W. Retiree Medical Benefit Trusts (GM, Chrysler & Ford Retirees) Blue Cross Blue Shield of Michigan P.O. Box 311088 Detroit, MI 48214 |
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National Customer Service Center Blue Cross Blue Shield of Michigan P.O. Box 321065 Detroit, MI I 48232-1065 |
S.E. Customer Service Blue Cross Blue Shield of Michigan 600 E. Lafayette Mail Code X420 Detroit, Mi 48226 |
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MPSERS Commercial MPSERS Customer Service Unit B180 Blue Cross Blue Shield of Michigan P.O. Box 80380 Lansing, Mi 48908-0380 |
S.O.M. State of Michigan Customer Service Unit B180 Blue Cross Blue Shield of Michigan P.O. Box 80380 Lansing MI 48908-0380 |
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Michigan State University Blue Cross Blue Shield of Michigan P.O. Box 80020 Lansing, Mi. 48909-0020 |
Michigan House of Representatives Blue Cross Blue Shield of Michigan P.O. Box 80375 Lansing, Mi. 48908-0375 |
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Lansing Regional Customer Service Center Blue Cross Blue Shield of Michigan P.O. Box 80200 Lansing, Mi. 48908-0200 |
Michigan Senate Blue Cross Blue Shield of Michigan P.O. Box 80526 Lansing, Mi. 48908-0526 |
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Blue Cross Blue Shield of Michigan Lansing Service Unit - MIChild Blue Cross Blue Shield of Michigan P.O. Box 80380 Lansing, MI 48908-0380 |
West Michigan Customer Service Blue Cross Blue Shield of Michigan West Michigan Customer Service P.O. Box 230495 Grand Rapids, MI 49523-0495 |
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Marquette Customer Service Blue Cross Blue Shield of Michigan 415 S. McClellan Marquette, Michigan 49855 |
Individual Customer Care Center Blue Cross Blue Shield of Michigan P.O. Box 44407 Detroit, Mi 48244 |
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Ombudsman Service Center Blue Cross Blue Shield of Michigan Employee Inquiry Unit, Mail Code 2004 600 Lafayette East Detroit, MI 48226-2998 |
F.E.P. Blue Cross Blue Shield of MI P.O. Box 32599 Detroit, MI 48231-2599 |
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Medicare Plus Blue PPO Individual Blue Cross Blue Shield of Michigan Member Service Inquiry Department – Mail Code X435 600 E. Lafayette Blvd. Detroit, MI 48226-2998 |
Medicare Plus Blue PPO Groups Blue Cross Blue Shield of Michigan Member Service Inquiry Department – Mail Code X435 600 E. Lafayette Blvd. Detroit, MI 48226-2998 |
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Prescription Blue PDP Blue Cross Blue Shield of Michigan Member Service Inquiry Department – Mail Code X435 600 E. Lafayette Blvd. Detroit, MI 48226-2998 |
MPSERS Medicare Advantage Blue Cross Blue Shield of Michigan Mail Code x521 600 E. Lafayette Blvd. Detroit, MI 48226-2998 |
