Blue Cross Blue Shield of Michigan Contacts

For all members, the best way to reach us by phone is to call the Customer Service number on the back of your subscriber ID card, formerly known as the enrollee ID, or on your Explanation of Benefit statement. You'll find our mailing address there too. Not sure where to look?

If you don't have your ID card or EOB handy

We have phone numbers and an address for you below. Just select the link that applies to you.

Other helpful phone numbers

Medical records and appeals



Call us if you have questions about getting approval for treatment or a procedure.