Michael Hanna, MD, is a board-certified pulmonologist with Ascension St. Vincent's in Middleburg, FL. He has a special interest in COPD and Asthma, and delivers care for lung diseases and sleep disorders. He provides specialized tests and non-surgical treatments to help improve how your lungs function such as bronchoscopy, a diagnostic test of your airways, oxygen therapy, and pulmonary function test. Dr. Hanna offers specialty care to manage your symptoms and help you breathe better.