Dr. Christoff is a Chicago Inte al Medicine Physician and a member of our Idaho Physicians Directory.If you are looking an outstanding Inte al Medicine Physician in Chicago, consider Dr. Christoff or other doctors in our Illinois physicians directory.Our Chicago Inte al Medicine doctors are referred patients with more serious conditions for more intensive care. Inte al medicine is the branch and specialty of medicine conce ing the diagnosis and nonsurgical treatment of diseases in adults, especially of inte al organs. Doctors of inte al medicine, also called "inte ists", are required to have included in their medical schooling and postgraduate training at least three years dedicated to lea ing how to prevent, diagnose, and treat diseases that affect adults. Inte ists are sometimes referred to as the "doctor's doctor," because they are often called upon to act as consultants to other physicians to help solve puzzling diagnostic problems. While the name "inte al medicine" may lead one to believe that inte ists only treat "inte al" problems, this is not the case. Doctors of inte al medicine such as Dr. Christoff treats the whole person, not just inte al organs. Eric D. Christoff, MD Specialty: Inte al Medicine Office: 2835 N Sheffield Ave. Ste. #301 Chicago, Illinois 60657-5049 P: (312)926-3627 Fax: (773)248-3001