Pulmonology Coding:
Navigate Cardiopulmonary Exercise Testing CPT® Codes
Published on Wed Sep 16, 2026
Know when the test is diagnostic versus for performance. Cardiopulmonary exercise testing (CPET) is a comprehensive medical exam that provides information on the cardiovascular and pulmonary systems as they respond to exercise. Pulmonologists use the testing as a tool to measure respiratory oxygen uptake (VO2), carbon dioxide production (VCO2), ventilation, blood pressure, and electrocardiograph (ECG) activity. Together, these measurements assist [...]