The Chest & Sleep Medicine Associates have been serving the Lake County Area for over 10 years offering the latest treatments for; Sleep apnea, asthma, emphysema, respiratory failure, copd. Infectious disease (lung), chronic abnormal chest w-rays, sleep disorders and smoking cessation. Dr. Dennis Hoffman and his staff are specialists in the treatments of all of the above listed ailments. Call The Chest & Sleep Medicine Associates today and sleep tonight.