CPT code 64820 represents a targeted digital neurovascular surgical procedure to sever or destroy connections between digital nerves and digital arteries of the fingers to relieve pain or improve blood flow caused by narrowed vessels. Nationally, this code captures a focused hand surgery intervention used by hand surgeons and peripheral nerve specialists for ischemic or neurovascular etiologies when conservative measures are inadequate. Coverage and payment for this procedure affect access to specialty surgical care and influence utilization patterns for hand and microvascular surgery.

Key payers in the analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise clinical context for the procedure, typical sites of service, common billing considerations, and what to expect from payer coverage and benchmarking discussions. The publication highlights coding intent, clinical indications that align with the procedure, and common operational settings where the service is delivered. Data not available in the input are noted where applicable, and the piece focuses on national implications for clinicians, coding professionals, and policy stakeholders.