Stephen M. Johnson, MD, has joined Mid South Internal Medicine, 7550 Wolf River Boulevard in Germantown, Tennessee. Dr. Johnson is board certified by the American Board of Pediatrics and the American Board of Internal Medicine. He is a graduate of Washington University in St. Louis, Missouri and the University of Alabama School of Medicine. Dr. Johnson completed his residency in Internal Medicine at Ohio State University Medical Center and Pediatrics at Nationwide Children's Hospital in Columbus, Ohio, where he served as Chief Resident. Dr. Johnson will be seeing patients school-aged to adult.