CPT code 23440 identifies a surgical procedure that resects or transposes the long head of the biceps tendon and secures it at a new attachment to improve shoulder stability. The procedure is commonly performed by orthopedic surgeons to address biceps tendon pathology that contributes to glenohumeral instability and related shoulder dysfunction. This code is relevant nationally because it captures a commonly billed operative service in musculoskeletal care and factors into surgical quality, resource utilization, and payment policy discussions.

Key payers addressed in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise clinical description, typical sites of service (hospital operating room and ambulatory surgery center), and the service type (orthopedic surgical procedure). The publication outlines benchmark considerations, common modifier usage patterns where available, and the clinical context that influences coding and billing for this shoulder stabilization procedure. It also summarizes implications for coverage and reimbursement policy at a national level and highlights areas where payer policy differences commonly arise. Data not available in the input is noted where applicable.