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Post-Acute Care

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  • Blue Cross commercial
  • Medicare Plus Blue
  • BCN commercial
  • BCN Advantage

Post-acute care stays, which include stays at skilled nursing facilities, inpatient rehabilitation facilities and long-term acute care hospitals, require prior authorization as follows:

Lines of business Details

Blue Cross Blue Shield of Michigan commercial and Blue Care Network commercial

Blue Cross and BCN manage prior authorization requests. Submit requests through the e-referral system.

Medicare Plus Blue℠ and BCN Advantage℠

  • For stays that start on or after Jan. 5, 2026: WellSky® manages prior authorizations. Submit requests through the WellSky provider portal.
  • For stays that started before Jan. 5, 2026, Blue Cross and BCN manage prior authorization requests. Submit requests through the e-referral system.

How to submit prior authorization requests

To learn how to submit requests, see our Getting Started page.

Submit requests before providing services.

Utilization Management Criteria

Visit our Utilization Management Criteria page.

Tango and WellSky® are independent companies that review member health care services for appropriateness and medical necessity on behalf of Blue Cross Blue Shield of Michigan and Blue Care Network.