Ahmad Hassan,MD is currently serving as Pulmonary and Critical Care Chief Fellow at The George Washington University. He completed his residency in combined Internal Medicine and Pediatrics from University of OKlahoma Health Scieneces Center where he also served as chief resident of the program. He finished his medical school from King Edward Medical University Lahore, Pakistan. He is board certified in Internal Medicine, Pediatrics and Pulmonology. His area of interests are critcal care echocardiography, advanced pulmonary procedures and mechanical ventilator physics .