How to submit Blue Cross inpatient authorization requests during upcoming holiday closures

Blue Cross Blue Shield of Michigan and Blue Care Network corporate offices are closed on the following days:

During these holiday closures, the Blue Cross inpatient utilization management area remains available to accept inpatient authorization requests for Blue Cross PPO (commercial) and Blue Cross Medicare Plus BlueSM PPO members.

Here's what you need to know about submitting inpatient authorization requests to Blue Cross when our corporate offices are closed.

Acute initial inpatient admissions. Submit these authorization requests through the e-referral system, which is available 24 hours a day, seven days a week.

Post-acute initial and concurrent admission reviews. Follow the current process and fax to 1-866-464-8223.

Other authorization requests. The types of requests listed below must be submitted by fax to 1-866-411-2585:

Additional information. You can also call the Blue Cross after-hours urgent hotline at 313-448-3619 for any immediate or urgent need.

Additional resources related to the e-referral system are found elsewhere on this website.

Posted: May 2018
Line of business: Blue Cross Blue Shield of Michigan