Dr. David Robert Buyer, MD is a dedicated internist located in Chicago, Illinois, with over 30 years of experience in the field. He graduated from the University of Illinois College of Medicine in 1993 and completed his residency in Internal Medicine at Rush University Medical Center. Dr. Buyer has extensive expertise in managing a broad spectrum of conditions, such as Ischemic Heart Disease, Chronic Obstructive Pulmonary Disease (COPD), hypertension, diabetes, and various anxiety disorders....