Dr. Callaghan has one office in Indiana where he specializes in Internal Medicine. Learn more.
The specialty of internal medicine is an area of primary care for adults. Dr. Callaghan specializes in diagnosing and treating cross-system illnesses that may affect multiple organ systems. When necessary, Dr. Callaghan can also refer patients to specialists when medically needed. As an example, patients with severe allergies could be referred to an allergist for added diagnostic tests or treatment options.