Dr. Clifton Johnson is a pulmonologist from Little Rock, Arkansas and he works at several hospitals in the area, such as Ashley County Medical Center and St. Vincent Infirmary. He got his diploma from the University of Arkansas for Medical Sciences College of Medicine and did his residency years in Internal Medicine at Emory University. Dr. Clifton Johnson did two fellowships in Critical Care Medicine and Pulmonary Disease at University of Alabama Medical Center. The doctor has an experience of more than 20 years.