Dr. Daniel Ray is the Head of the Division of Pulmonary, Allergy & Critical Care at NorthShore University HealthSystem. His expertise is in bronchiectasis, COPD, lung cancer detection, critical care medicine, pulmonary disease, respiratory disease, sarcoid detection, and sarcoidosis. Dr. Ray earned his medicla degree from Washington University School of Medicine, and went on to complete his residency as well as an internship and fellowship. Dr. Ray is board certified in Critical Care Medicine, Internal Medicine, and Pulmonary Disease. Additionally, he serves as a Clinical Assistant Professor for the University of Chicago Pritzker School of Medicine.