Dr. William Stephan is board-certified in internal medicine, cardiovascular medicine, nuclear cardiology and interventional cardiology. Dr. Stephan has a particular interest in valvular heart disease, participating as a clinical investigator for valve-related clinical trials and cardiovascular nuclear imaging.
Dr. William Stephan is board-certified in internal medicine, cardiovascular medicine, nuclear cardiology and interventional cardiology. Dr. Stephan has a particular interest in valvular heart disease, participating as a clinical investigator for valve-related clinical trials and cardiovascular nuclear imaging.
The reviews listed below were collected independently of Midwest Cardiovascular Institute through rater8. Each review represents an authentic and verified patient experience.
He’s the best of the best.
Happy new year Dr. Stephan
(1 week ago)
Jan-2026
He is a very professional doctor.
He listens to your concerns.
Great staff.
I think of him as a gentleman’s , gentleman. He’s a fine person.
I’m very great full to have hime to guide me to good health.
(1 week ago)
Jan-2026
I can’t say enough good things about Dr Stephan. Thorough is the most important phase of his relationship with his patients! Bedside manners 110% fantastic human being.
(1 week ago)
Dec-2025
Great doctor listened to my concerns and we came up with a new medication plan that more suits my heart issues
(1 week ago)
Dec-2025
He's the best
(1 week ago)
Dec-2025
Always a good visit. Dr Stephan is kind, caring and thorough. Always listens carefully addresses all my concerns and discusses any update in treatments that are on the horizon.
(1 week ago)
Dec-2025
Dr Stephan is an excellent cardiologist with terrific personal skills. He is highly recommended.
(1 week ago)
Dec-2025
Dr Stephan is knowledgeable and ready to listen to any concerns.
(2 weeks ago)
Dec-2025
He continues to be the very best
(2 weeks ago)
Dec-2025
I am in great hands with Dr Stephan. He shows that he is caring and is an expert. Very happy to be in his excellent care.
Dr. William Stephan is an interventional cardiologist at Midwest Cardiovascular Institute in Naperville.
Dr. Stephan earned his Bachelor of Science degree in biology and his Bachelor of Arts degree in theology at Boston College in Chestnut Hill, Massachusetts. He received his doctorate from Tufts University School of Medicine in Boston, Massachusetts.
His postgraduate training took place at the University of Michigan Hospitals in Ann Arbor, Michigan, where he completed four years of internal medicine training including a year as Chief Medical Resident. He went on to complete a three-year fellowship in cardiovascular medicine and a one-year fellowship in cardiovascular nuclear imaging. He completed his training with a one-year advanced angioplasty fellowship at Mid-America Heart Institute at St. Luke’s Hospital in Kansas City, Missouri.
Dr. Stephan is a fellow of the American College of Cardiology and a member of the American Society of Nuclear Cardiology. He is board-certified in internal medicine, cardiovascular medicine, nuclear cardiology and interventional cardiology. He previously served as President of Edward Hospital Medical Staff.
Dr. Stephan has a particular interest in valvular heart disease, participating as a clinical investigator for valve-related clinical trials and cardiovascular nuclear imaging.
See other doctors in Midwest Cardiovascular Institute
He’s the best of the best. Happy new year Dr. Stephan
He is a very professional doctor. He listens to your concerns. Great staff. I think of him as a gentleman’s , gentleman. He’s a fine person. I’m very great full to have hime to guide me to good health.
I can’t say enough good things about Dr Stephan. Thorough is the most important phase of his relationship with his patients! Bedside manners 110% fantastic human being.
Great doctor listened to my concerns and we came up with a new medication plan that more suits my heart issues
He's the best
Always a good visit. Dr Stephan is kind, caring and thorough. Always listens carefully addresses all my concerns and discusses any update in treatments that are on the horizon.
Dr Stephan is an excellent cardiologist with terrific personal skills. He is highly recommended.
Dr Stephan is knowledgeable and ready to listen to any concerns.
He continues to be the very best
I am in great hands with Dr Stephan. He shows that he is caring and is an expert. Very happy to be in his excellent care.