CPT code 94016 represents the professional component of a 30-day program of daily spirometry performed at predetermined times, with clinician review and interpretation of the recordings. Nationally, this code captures remote or ambulatory pulmonary monitoring services that support diagnosis and management of chronic respiratory conditions and that enable ongoing assessment outside traditional clinic visits. Use of this service has implications for access to longitudinal pulmonary data, telehealth workflows, and remote patient monitoring programs.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find an overview of reimbursement and coverage considerations across major payers, common billing modifiers and coding practices, and clinical context for when 30-day daily spirometry interpretation is used. The publication also summarizes benchmarks where available, potential documentation expectations, and policy updates affecting professional-only billing for prolonged remote spirometry services.

This summary is intended to inform billing staff, clinicians, and policy analysts about the clinical purpose of CPT code 94016, typical settings of use, and the payer landscape relevant to national billing and coverage practices.