Dr. Johnson has one office in Pennsylvania where she specializes in Internal Medicine. Learn more.
The specialty of internal medicine is an area of primary care for adults. Dr. Johnson specializes in diagnosing and treating cross-system illnesses that may affect multiple organ systems. When necessary, Dr. Johnson also can refer patients to specialists. For example, patients with serious gastrointestinal issues may be referred to a gastroenterologist for additional diagnostic tests or treatment options.