Marion Mass attended Penn State University, Duke Medical School and did her training in pediatrics at Northwestern’s Robert Lurie Children’s Hospital. She has worked in the hospital, ER, nursery, delivery room, outpatient practice, and urgent care settings. She twice run non-partisan symposiums on Medical Care at the Library of Congress in Washington DC. Most recently at the free to care conference on April 1, 2019. Marion is the winner of the 2018 R William Alexander Award , recognized by her Pennsylvania peers as contributing heavily to political advocacy in healthcare, and in addition is a Pa Medical Society delegate.. She founded Practicing Physicians of America with Dr. Westby Fisher, M.D., of Chicago in 2017. She and her husband Stephen C. Mass, M.D., an otolaryngologist have practiced in Bucks County for over 20 years.