Dr. Alfred JohnsonDr. Alfred Johnson has earned the status of shareholder of Jefferson City Medical Group. Shareholder status in JCMG is conferred by a vote of the board of directors. It requires that the physician have a growing medical practice and a high level of achievement in his or her medical field. Johnson joined JCMG in 2012. As both an internist and pediatrician, he divides his time between the departments of family medicine and pediatrics.