CPT code 32440 represents a thoracotomy performed to remove a lung (pneumonectomy). This major thoracic surgical procedure is used for definitive treatment of extensive pulmonary disease, primary lung malignancy, or irreparable trauma. Nationally, accurate coding of 32440 is important for procedure classification, surgical quality metrics, and hospital resource planning given the complexity and inpatient nature of the service.

Key payers discussed include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find an overview of clinical context for thoracotomy and pneumonectomy, coding and billing considerations relevant to acute inpatient surgical care, and typical sites of service and service line placement for this procedure. The publication summarizes common modifier usage and payer-specific policy implications where available. It also outlines benchmarks and policy updates affecting coverage and inpatient authorization trends at a national level.

This analysis is intended to inform coding professionals, hospital revenue leaders, and clinical administrators about the clinical intent of CPT code 32440, how it is positioned within surgical service lines, and the payer landscape that commonly covers this high-acuity inpatient procedure. Data not available in the input.