Doug T. Valassis, MD

Stephen P. Wiet, MD is a cardiologist at Northwestern Medicine Lake Forest Hospital. His areas of expertise include coronary angioplasty, treatment of acute coronary syndromes, medical management of general adult cardiovascular diseases including among other conditions, coronary heart disease, congestive heart failure, hypertension and hyperlipidemia. He is board certified in cardiovascular disease and interventional cardiology.

Northwestern Medicine is proud to have five hospitals ranked among “America’s Best,” including Northwestern Memorial Hospital, the only Illinois hospital to be ranked No. 1 for 14 straight years, by U.S. News & World Report, 2025 – 2026. We are leading the quest for better care in the Chicago area and beyond. With more than 200 locations across Chicagoland, better care and better treatments are never far from home. To learn more, visit our website.

Michael S. McGuire, MD, is a highly-rated urologist affiliated with Northwestern Medicine, practicing in Grayslake, IL. With a medical degree from the University of Chicago Pritzker School of Medicine and extensive training, including a fellowship at Memorial Sloan Kettering Cancer Center, Dr. McGuire is recognized for his expertise and patient-centered approach. Patients commend Dr. McGuire for his professionalism, clear communication, and compassionate care, consistently rating him highly for his medical knowledge and ability to listen. He is part of the Northwestern Medical Group and is committed to providing quality healthcare within the community. Generated from the website