CPT code 86706 represents a laboratory immunoassay for hepatitis B surface antibody, a widely used serologic test to determine immunity from prior infection or vaccination. Nationally, this code is important for preventive care, occupational health screening, pre-transplant evaluations, and public health surveillance. It is commonly billed by clinical and hospital laboratories when processing serum specimens.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise explanation of the clinical context for ordering the test, typical sites of service, and the common scenarios in which the assay is used. The publication also outlines benchmark considerations, payer coverage patterns, and relevant policy updates that affect laboratory testing reimbursement and coding practices.

The document is intended to help billing staff, laboratory managers, and policy analysts understand how CPT code 86706 is used in practice, what payers typically encounter, and where to look for further guidance on coverage and documentation. Data not available in the input will be noted where applicable.