Ravi Kalhan, MD, MS is an Assistant Professor of Medicine at Northwestern University Feinberg School of Medicine and Director of the Northwestern Asthma and Chronic Obstructive Pulmonary Disease (COPD) Program where comprehensive care is provided to patients with asthma and COPD at all stages of severity. Dr. Kalhan additionally serves as director of the Alpha-1-Antitrypsin Deficiency Clinical Resource Center at Northwestern.
Dr. Kalhan attended college at Brown University in Providence, RI where he majored in modern American history. He subsequently entered medical school at Case Western Reserve University School of Medicine and completed his internal medicine residency at the Hospital of the University of Pennsylvania. He then came to Chicago where he pursued his fellowship training in Pulmonary and Critical Care Medicine at Northwestern Memorial Hospital, and has been on the Northwestern faculty since 2006.
Dr. Kalhan's clinical interests are in the care of patients with both asthma and COPD as well as alpha-1-antitrypsin deficiency. His research interests relate to respiratory epidemiology, in particular identification of early risk factors that impact the vulnerability of certain cigarette smokers to develop COPD. He is also involved in clinical trials of new therapies for both asthma and COPD.