CPT code 99406 covers brief tobacco cessation counseling delivered by a clinician for more than three minutes and up to 10 minutes. This counseling encounter is an important preventive service aimed at reducing tobacco-related morbidity and mortality and is commonly billed in ambulatory and primary care settings. Nationally, services like these support public health goals and are frequently incorporated into primary care workflows and preventive care metrics.

The analysis includes common national payers: Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise explanation of what the code represents, the clinical context for its use, and the typical service settings where it is billed. The publication summarizes benchmark considerations, common modifiers associated with billing practice, and the clinical documentation elements that justify the time-based service. It also outlines how this counseling fits into preventive care workflows and payer coverage patterns.

This summary equips clinicians, coders, and administrators with a clear understanding of the code’s purpose, where it is used, and what to expect from payer coverage and reporting for brief tobacco cessation counseling.