Dr. Katie O'Sullivan is an internist in Chicago, IL. She is trained to diagnose & treat an extensive variety of diseases & illnesses in adults.
Yes, Dr. Katie L. O'Sullivan is accepting new patients at this office.
5841 S Maryland Avenue, Chicago, IL 60637
Dr. O'Sullivan has one office in Illinois where she specializes in Internal Medicine.
The specialty of internal medicine is an area of primary care for adults. Dr. O'Sullivan specializes in diagnosing and treating cross-system illnesses that may affect multiple organ systems. When necessary, Dr. O'Sullivan 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.