3 Best Cardiologists in London, ON

Expert-recommended Top 3 Cardiologists in London, ON. All of our cardiologists actually undergo a rigorous 50-Point Inspection, which includes everything from checking reviews, ratings, reputation, history, complaints, satisfaction, trust and price - all to ensure overall excellence. You deserve only the best!

Dr. Patrick Teefy - London, ON Cardiologists - Doctor Portrait Image
11+ YEARS ON TBR
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DR. PATRICK TEEFY

LONDON HEALTH SCIENCES CENTRE
339 Windermere Road,
London, ON N6A 5A5 Directions

Since 1986

Specialty:

✓Heart Attack and Blocks ✓Hypertension ✓Cardiac Arrhythmia ✓Cardiomyopathy ✓Chest Pain Treatment ✓Coronary Artery Disease ✓Unstable Angina ✓Interventional Cardiology ✓Angioplasty ✓Coronary Stenting ✓Atherectomy and Balloon Valvuloplasty

"Dr. Patrick Teefy graduated from the University of Ottawa. He completed his internal medicine residency at Wellesley and St. Michael's hospitals. He has been on staff at the London Health Sciences Centre since 1993. Dr. Patrick Teefy mainly focuses on percutaneous coronary intervention/stenting, as well as structural heart disease involving aortic valves. His research focuses on aspects of interventional cardiology practice and aortic valve disease. Teaching and research are also major aspects of his academic mission. Dr. Patrick Teefy is privileged to be a member of the transcatheter aortic valve implantation team (TAVI). Dr. Patrick Teefy accepts new patients. Dr. Patrick Teefy is the Medical Director of the Cardiac Catheterization Laboratory at LHSC. He works as an Associate Professor of Medicine at Western University. Dr. Patrick Teefy maintains an interest in a broad range of cardiovascular diseases.

2026 Highlights: He has hospital privileges with London Health Sciences Centre, St. Joseph’s Health Care, London, and London Health Sciences Centre Victoria Hospital."

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License #57062

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Dr. Dennis Wong - London, ON Cardiologists - Doctor Portrait Image
Dr. Dennis Wong - London, ON Cardiologists - Waiting Room
Dr. Dennis Wong - London, ON Cardiologists - Clinic Interior Image
7+ YEARS ON TBR
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DR. DENNIS WONG

LONDON CARDIAC INSTITUTE
1055 Fanshawe Park Road West, Suite 201,
London, ON N6G 0W7 Directions

Since 1992

Specialty:

✓Stress Test With Consultation ✓Loop and Non-loop Recorders ✓Heart Failure ✓Electrocardiography ✓Adult Echocardiography ✓Stress Echocardiograms and Holter Ambulatory Monitoring ✓Chest Pain and Heart Attack

"Dr. Dennis Wong completed his medical degree at the University of Toronto. He completed his postgraduate training at Western University in London. He is a member of the Ontario Medical Association, the Canadian Medical Association, the London & District Academy of Medicine, the Royal College of Physicians and Surgeons of Canada, and the Canadian Cardiovascular Society. Dr. Wong is particularly interested in general cardiology, ischemic heart disease, and hypertension. He practices at the London Cardiac Institute, which provides quality medical care and advice in a community environment. The London Cardiac Institute is dedicated to bringing timely and high-quality cardiac care to the people of Southwestern Ontario. London Cardiac Institute has been serving the London area for 23 years. It has an Accreditation Canada–approved Echo Lab and is proud to be a practicum site for cardiovascular technologists and cardiac sonographers graduating from Mohawk and St. Clair Colleges.

2026 Highlights: London Cardiac Institute is committed to delivering quality, comprehensive cardiac care with an excellent standard of practice for their local and extended communities."

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License #65490

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(519) 645-0146

Mon-Fri: 7am - 4:15pm
Sat & Sun: Closed

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Dr. Pantelis Diamantouros - London, ON Cardiologists - Consultation Image
6+ YEARS ON TBR
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DR. PANTELIS DIAMANTOUROS

339 Windermere Road, Suite C6-122,
London, ON N6A 5A5 Directions

Since 2004

Specialty:

✓Interventional Cardiology ✓Chest Pain ✓Heart Failure ✓High Blood Pressure ✓Heart Attack ✓Cardiomyopathy ✓Unstable Angina ✓Heart Block ✓High Cholesterol and Percutaneous Coronary Intervention

“Dr. Pantelis Diamantouros received his medical degree at Queen's University. He completed his internal medicine training at McMaster University. He completed his fellowship in interventional cardiology at Western University and in structural and coronary interventions at Duke University. Dr. Diamantouros has been a member of the Division of Cardiology since 2007 and the Program Director of the Adult Cardiology Residency Training Program since 2011. His areas of interest are coronary interventions, transcatheter aortic valve implantation (TAVI), and structural heart disease interventions. He is fluent in English and Greek. Dr. Diamantouros is a member of the Royal College of Physicians and Surgeons of Canada and the College of Physicians and Surgeons of Ontario. He is affiliated with the London Health Sciences Centre, South Street Hospital, St. Joseph’s Health Care, and London Health Sciences Centre Victoria Hospital.”

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License #73617

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