New Faculty

Dr. Mary Clare McGregor joins the Department of Medicine

Mary Clare McGregor, MD

Mary Clare McGregor, MD joined the faculty as an Assistant Professor of Medicine in the Division of Pulmonary and Critical Care at Washington University in St. Louis School of Medicine in July 2020.

Dr. McGregor is originally from Minnesota, and attended the University of Notre Dame for undergraduate with a major in pre-professional studies and psychology. She then attended Indiana University School of Medicine where she was elected to the Gold Humanism Honor Society. She completed her residency and chief residency in Internal Medicine at Rush University Medical Center in Chicago, IL. During her time at Rush University she received a Teaching and Service Award and was part of the Alpha Omega Alpha Honor Society. She subsequently completed her Pulmonary and Critical Care Fellowship at Washington University in St. Louis. As a fellow, she was awarded “Teaching Fellow of the Year” by the Internal Medicine House Staff. During her time as a fellow, she was on the Fellow Selection Committee and helped organize the Pulmonary and Critical Care Grand Grounds.

Dr. McGregor is board-certified in Internal Medicine and Pulmonary Medicine. She attends in the Intensive Care Units at Barnes Jewish Hospital, and in the general pulmonary and interstitial lung disease clinics at Washington University. Dr. McGregor is passionate about teaching, and looks forward to working with trainees of all levels as a faculty member. She is a member of the American Thoracic Society. During Fellowship, she did research under Mario Castro, MD on the role of IL-13 in differentiation of bronchial epithelial cells in culture that resulted in many abstracts.