Prior-authorization changes for Blue Cross URMBT non-Medicare members

As of March 1, 2019, all UAW Retirees' Medical Benefits Trust's Blue Cross non-Medicare members, regardless of where they live, need prior authorizations through AIM Specialty Health for the services listed below.

Michigan providers must obtain prior authorizations for:

Providers outside of Michigan must obtain prior-authorizations for:

*In-lab sleep auths are only required by providers practicing in the state of Michigan.

Reach AIM Specialty Health at 1-800-728-8008 or visit

Posted: February 2019
Line of business: Blue Cross Blue Shield of Michigan