CPT code 86885 represents the indirect antiglobulin (Coombs) test, a laboratory serologic assay that detects antibodies in patient serum. This test is clinically important for identifying immune-mediated hemolysis, investigating suspected transfusion reactions, and supporting pre-transfusion antibody screening and identification. Nationally, accurate coding and use of 86885 affect laboratory billing, blood bank workflows, and clinical decision-making where antibody detection is required.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. The publication provides a concise overview of clinical context for the test, common places where the service is delivered, and typical billing considerations for laboratory immunohematology services.

Readers will learn the clinical indications for the indirect antiglobulin test, the typical laboratory settings where CPT code 86885 is billed, and the scope of payers relevant for national billing practices. Where available, the report summarizes benchmarks and policy updates affecting laboratory serology coding and reimbursement. Data not available in the input is noted where applicable.