Welcome to Pulmonary Critical Care & Sleep Medicine. We're located in Barrington, IL and we're proud to offer exceptional care to the people in the community. We offer our services to patients who suffer from illnesses that affect the lungs and breathing, as well as debilitating sleep disorders. Our doctors hope that our center will become a place that you can rely on for years to come. Our physicians are experts in a variety of pulmonary and sleep concerns. We offer diagnosis and treatment of the following: