CPT code 64567 covers percutaneous electrical nerve field stimulation delivered to the outer ear using externally attached electrodes and a stimulation device. The service targets auricular branches of cranial nerves to address symptoms such as pain or withdrawal without surgical implantation. Nationally, this code is relevant as noninvasive neuromodulation therapies expand in pain management and substance-use care, prompting payer coverage reviews and coding guidance.

Key payers examined include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise explanation of the clinical procedure and typical settings, an overview of payer coverage patterns and reimbursement benchmarks where available, and a summary of coding and billing considerations tied to this service. The publication also outlines clinical context for use of auricular percutaneous stimulation and highlights areas where policy updates or clarifications may affect billing practices.

This summary provides a national perspective on the code's clinical intent, common sites of service, and what professionals should understand about how payers approach this emerging nonimplantable neuromodulation therapy. Data not available in the input is noted where relevant in detailed sections.