Physician Profiles


Mark C. Chien, M.D.

Dr. Chien is a board-certified doctor specializing in internal medicine. He completed his medical education and residency at the University of Illinois. Read More »

Charles D. Dillon, M.D.

Dr. Dillon practices general internal medicine with an emphasis on preventive medicine, treatment of cardiovascular disease, hypertension, high cholesterol, diabetes, asthma, allergies, cancer screening and osteoporosis. Read More »

Andrew B. Repasy, M.D.

Dr. Repasy is a board-certified doctor specializing in internal medicine. He is also the Clinical Assistant Professor of Medicine, at the Feinberg School of Medicine at Northwestern University. Read More »

Michael A. Ruchim, M.D.

Dr. Ruchim’s practice involves all aspects of gastroenterology. This includes disorders of the esophagus, stomach, liver, pancreas, gallbladder and colon. His office hours on Mondays and Wednesdays are available by telephoning our office reception staff. Read More »

James H. Sipkins, M.D.

Dr. Sipkins is a board-certified doctor specializing in Internal Medicine. He is a Clinical Assistant Professor of Medicine at Northwestern’s Feinberg School of Medicine. Read More »

Katarzyna Strycharz Skura, MD

Dr. Strycharz Skura is currently accepting new patients. Read More »