Some services for Medicare Plus Blue^SM PPO and BCN Advantage^SM  members require health care providers and facilities to work with us or with one of our contracted vendors to request prior authorization before beginning treatment.

Prior authorization requirements

See the links within the accordions for information on prior authorization requirements for specific services. These lists aren't all-inclusive. You can learn more by clicking the link to go to the pertinent page on our ereferrals.bcbsm.com website.

Non-Michigan providers

Non-Michigan providers who treat Medicare Advantage members who travel or live outside of Michigan should review the following documents: 

• For Medicare Plus Blue members: Medicare Plus Blue PPO Fact Sheet (PDF)
• For BCN Advantage members: Non-Michigan providers: BCN referral and authorization requirements (PDF)