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.
Bill is a wonderful doctor, and has been our family’s cardiologist for years. He is kind and compassionate. One of the best!
(3 days ago)
Aug-2026
He’s great! Knowledgeable, patient, kind.
(4 days ago)
Jul-2026
Dr. Stephan has an extraordinary ability to listen intently, discuss my concerns until I am satisfied, and leave me knowing I've been heard. Dr. Stephan is compassionate
(5 days ago)
Jul-2026
Very professional and knowledgeable doctor with a great personality
(5 days ago)
Jul-2026
What a great doctor! He really knows a lot and how to explain things to his patients.
(6 days ago)
Jul-2026
He is just great! He puts you at ease. Very calm. Listens to what you have to say.
(6 days ago)
Jul-2026
As a nurse who has worked amongst physicians for over 34 years, I can tell you this physician is the real deal. His intelligence, his warmth and his connection with his patience. It’s hard to find these days. I look forward to my yearly visits.!
(6 days ago)
Jul-2026
Dr. Stephan is what all medical professionals should strive to be.
He integrates his specialty into your total being. His approach gives you total confidence that you are receiving the best possible treatment, regardless of the final outcome. He is competent, personable, and doesn’t over complicate his analysis and treatment regimen.
l possible treatment
(6 days ago)
Jul-2026
Dr Stephan is the best. He puts my mom at ease and takes the time to answer all our questions. All doctors need to take a lesson from him.
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
Bill is a wonderful doctor, and has been our family’s cardiologist for years. He is kind and compassionate. One of the best!
He’s great! Knowledgeable, patient, kind.
Dr. Stephan has an extraordinary ability to listen intently, discuss my concerns until I am satisfied, and leave me knowing I've been heard. Dr. Stephan is compassionate
Very professional and knowledgeable doctor with a great personality
What a great doctor! He really knows a lot and how to explain things to his patients.
He is just great! He puts you at ease. Very calm. Listens to what you have to say.
As a nurse who has worked amongst physicians for over 34 years, I can tell you this physician is the real deal. His intelligence, his warmth and his connection with his patience. It’s hard to find these days. I look forward to my yearly visits.!
Dr. Stephan is what all medical professionals should strive to be. He integrates his specialty into your total being. His approach gives you total confidence that you are receiving the best possible treatment, regardless of the final outcome. He is competent, personable, and doesn’t over complicate his analysis and treatment regimen. l possible treatment
Dr Stephan is the best. He puts my mom at ease and takes the time to answer all our questions. All doctors need to take a lesson from him.
Great doctor and person.