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Call 1-888-288-2738

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Blue Cross Blue Shield of Michigan
Individual Customer Care Center
P.O. Box 44407
Detroit, MI 48244

When you write to us, please include the following:

  • The contract number on your subscriber ID card, also known as enrollee ID
  • Your daytime phone number, including your area code
  • The patient's name and name of health care provider
  • The date that the service in question was performed