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

Blue Cross Blue Shield of Michigan and Blue Care Network corporate offices will be closed on Thursday, July 4 and Friday, July 5 for the Independence Day holiday.

During this office closure, follow these guidelines when submitting inpatient authorization requests for Blue Cross PPO (commercial) and Medicare Plus BlueSM PPO members.

Type of request Blue Cross PPO (commercial) Medicare Plus Blue PPO
Acute initial inpatient admissions Submit requests 24/7 through the e-referral system.

If the e-referral system isn't available, fax Blue Cross PPO requests to 1-800-482-1713 or call them in to 1-877-399-1673. For Medicare Plus Blue requests, fax to 1-866-464-8223 or call 1-866 807 4811.

Or, you can submit requests through the X12N 278 Health Care Services Review - Request for Review and Response electronic standard transaction.
Post-acute initial and concurrent admission reviews
  • Follow the current process.
  • Fax requests to 1-866-411-2573.
  • For UAW retiree contracts, fax requests to 1-866-915-9811.
Other inpatient services Fax the following types of requests to 1-800-482-1713:
  • Authorization requests for sick or ill newborns
  • Federal Employee Program members with contract eligibility issues
  • Ineligible members or members with no contract
Not applicable
Urgent inpatient requests only Call the Blue Cross after-hours urgent hotline at 313-448-3619.

Find additional resources on this website.

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