Blue Cross Blue Shield Illinois Coverage Criteria for Nucala (Mepolizumab): What Counts as "Medically Necessary"?
Quick Answer: Getting Nucala Covered by Blue Cross Blue Shield in Illinois
Blue Cross Blue Shield of Illinois requires prior authorization for Nucala with specific medical necessity criteria: blood eosinophil count ≥150 cells/μL (recent) or ≥300 cells/μL (past year), documented severe eosinophilic asthma despite 3+ months of high-dose