If you have a cough that lasts for a long time, or you have trouble breathing, your regular healthcare provider may suggest you see a pulmonologist. Our specialist is an expert in diagnosing and treating lung-related health conditions. This is important especially when the condition may need long-term management. Our pulmonologist is a doctor who specializes in lung conditions. A pulmonologist diagnoses and treats diseases of the respiratory system. You might hear these healthcare providers called lung doctors, lung specialists or chest doctors. In addition to your lungs, your respiratory system includes your nose, throat, trachea, airways, muscles, and blood vessels.