Peter Mazzone, MD, MPH, is on Staff and Director of Education at Cleveland Clinic's Respiratory Institute. In addition, he is Program Director of the Pulmonary and Critical Care Fellowship Program, Director of the Lung Cancer Program for the Respiratory Institute, and Director of the Pulmonary Rehabilitation Program.Dr. Mazzone is board-certified in internal medicine, pulmonary medicine and critical care medicine. His treatment interests include lung nodules, lung cancer and intensive care unit medicine. Research interests focus on breath analysis, lung cancer diagnostics, lung nodule evaluation, lung physiology assessment and lung cancer screening.