The 20 Best Long QT Syndrome Doctors Near Me in Ontario, CA

Find the Top Long QT Syndrome Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 59 doctor with experience in Long QT Syndrome near Ontario, CA. Of these, 47 are Experienced, 10 are Advanced, 1 are Distinguished and 1 are Elite.

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59 providers found
    Elite in Long QT Syndrome

    Michael H. Gollob
    Elite in Long QT Syndrome

    Michael H. Gollob
    Toronto, ON, CA 

    Michael Gollob practices practicing medicine in Toronto, Canada. Mr. Gollob is rated as an Elite expert by MediFind in the treatment of Long QT Syndrome. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Long QT Syndrome, Cardiac Arrest, Short QT Syndrome, Brugada Syndrome, and Cardiac Ablation.

    Distinguished in Long QT Syndrome

    Adrian M. Baranchuk
    Distinguished in Long QT Syndrome

    Adrian M. Baranchuk
    76 Stuart Street, 
    Kingston, ON, CA 

    Adrian Baranchuk practices practicing medicine in Kingston, Canada. Mr. Baranchuk is rated as a Distinguished expert by MediFind in the treatment of Long QT Syndrome. He is also highly rated in 35 other conditions, according to our data. His clinical expertise encompasses Heart Block, Atrial Fibrillation, Brugada Syndrome, Cardiac Ablation, and Heart Bypass Surgery.

    Advanced in Long QT Syndrome

    Danna A. Spears
    Advanced in Long QT Syndrome

    Danna A. Spears
    200 Elizabeth Street, 
    Toronto, ON, CA 

    Danna Spears practices practicing medicine in Toronto, Canada. Ms. Spears is rated as an Advanced expert by MediFind in the treatment of Long QT Syndrome. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Cardiomyopathy, Hypertrophic Cardiomyopathy (HCM), Brugada Syndrome, Long QT Syndrome, and Cardiac Ablation.

    Are you looking for a specific type of Long QT Syndrome?

    Common conditions include: Long QT Syndrome 1, Long QT Syndrome 2, Long QT Syndrome 3, Long QT Syndrome 5

    Learn about our expert tiers
    Advanced in Long QT Syndrome

    Lorne J. Gula
    Advanced in Long QT Syndrome

    Lorne J. Gula
    London, ON, CA 

    Lorne Gula practices practicing medicine in London, Canada. Mr. Gula is rated as an Advanced expert by MediFind in the treatment of Long QT Syndrome. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Arrhythmias, Ventricular Tachycardia, Ventricular Fibrillation, Cardiac Arrest, and Cardiac Ablation.

    Advanced in Long QT Syndrome

    George J. Klein
    Advanced in Long QT Syndrome

    George J. Klein
    339 Windermere Rd, 
    London, ON, CA 

    George Klein practices practicing medicine in London, Canada. Mr. Klein is rated as an Advanced expert by MediFind in the treatment of Long QT Syndrome. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Wolff-Parkinson-White Syndrome, Arrhythmias, Cardiac Arrest, Atrioventricular Nodal Reentrant Tachycardia (AVNRT), and Cardiac Ablation.

    Advanced in Long QT Syndrome

    Melanie Care
    Advanced in Long QT Syndrome

    Melanie Care
    585 University Ave, 1 PMB-298, 
    Toronto, ON, CA 

    Melanie Care practices practicing medicine in Toronto, Canada. Ms. Care is rated as an Advanced expert by MediFind in the treatment of Long QT Syndrome. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Hypertrophic Cardiomyopathy (HCM), Cardiomyopathy, Long QT Syndrome, and Von Hippel-Lindau (VHL) Syndrome.

    Advanced in Long QT Syndrome

    Allan C. Skanes
    Advanced in Long QT Syndrome

    Allan C. Skanes
    London, ON, CA 

    Allan Skanes practices practicing medicine in London, Canada. Mr. Skanes is rated as an Advanced expert by MediFind in the treatment of Long QT Syndrome. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Atrial Fibrillation, Arrhythmias, Atrioventricular Nodal Reentrant Tachycardia (AVNRT), Cardiac Arrest, and Cardiac Ablation.

    Advanced in Long QT Syndrome

    Vijay S. Chauhan
    Advanced in Long QT Syndrome

    Vijay S. Chauhan
    St Michael's Hospital, 
    Toronto, ON, CA 

    Vijay Chauhan practices practicing medicine in Toronto, Canada. Mr. Chauhan is rated as an Advanced expert by MediFind in the treatment of Long QT Syndrome. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Cardiomyopathy, Cardiac Arrest, Arrhythmias, Ventricular Tachycardia, and Cardiac Ablation.

    Advanced in Long QT Syndrome

    Martin S. Green
    Advanced in Long QT Syndrome

    Martin S. Green
    40 Ruskin Street, 
    Ottawa, ON, CA 

    Martin Green practices practicing medicine in Ottawa, Canada. Mr. Green is rated as an Advanced expert by MediFind in the treatment of Long QT Syndrome. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Arrhythmias, Heart Block, Cardiac Arrest, Ventricular Tachycardia, and Cardiac Ablation.

    Advanced in Long QT Syndrome

    Elizabeth A. Stephenson
    Advanced in Long QT Syndrome

    Elizabeth A. Stephenson
    555 University Avenue, 
    Toronto, ON, CA 

    Elizabeth Stephenson practices practicing medicine in Toronto, Canada. Ms. Stephenson is rated as an Advanced expert by MediFind in the treatment of Long QT Syndrome. She is also highly rated in 11 other conditions, according to our data. Her clinical expertise encompasses Wolff-Parkinson-White Syndrome, Congenital Heart Block, Ventricular Fibrillation, Congenital Heart Disease (CHD), and Heart Transplant.

    Advanced in Long QT Syndrome

    Christopher S. Simpson
    Advanced in Long QT Syndrome

    Christopher S. Simpson
    Armstrong 3, 76 Stuart Street, 
    Kingston, ON, CA 

    Christopher Simpson practices practicing medicine in Kingston, Canada. Mr. Simpson is rated as an Advanced expert by MediFind in the treatment of Long QT Syndrome. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Cardiac Arrest, Ventricular Fibrillation, Arrhythmias, Cardiac Ablation, and Fasciotomy.

    Advanced in Long QT Syndrome

    Jeffrey S. Healey
    Advanced in Long QT Syndrome

    Jeffrey S. Healey
    Hamilton, ON, CA 

    Jeffrey Healey practices practicing medicine in Hamilton, Canada. Healey is rated as an Advanced expert by MediFind in the treatment of Long QT Syndrome. They are also highly rated in 12 other conditions, according to our data. Their clinical expertise encompasses Atrial Fibrillation, Cardiac Arrest, Ventricular Fibrillation, Cardiac Ablation, and Transcatheter Aortic Valve Replacement (TAVR).

    Experienced in Long QT Syndrome

    Boris S. Zhorov
    Experienced in Long QT Syndrome

    Boris S. Zhorov
    Hamilton, ON, CA 

    Boris Zhorov practices practicing medicine in Hamilton, Canada. Mr. Zhorov is rated as an Experienced expert by MediFind in the treatment of Long QT Syndrome. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Brugada Syndrome, Long QT Syndrome, Benign Familial Neonatal Seizures, and Timothy Syndrome.

    Experienced in Long QT Syndrome

    Martin J. Somerville
    Experienced in Long QT Syndrome

    Martin J. Somerville
    Toronto, ON, CA 

    Martin Somerville practices practicing medicine in Toronto, Canada. Mr. Somerville is rated as an Experienced expert by MediFind in the treatment of Long QT Syndrome. His clinical expertise encompasses Long QT Syndrome, Hypertrophic Cardiomyopathy (HCM), Cardiomyopathy, and Paroxysmal Supraventricular Tachycardia (PSVT).

    Experienced in Long QT Syndrome

    Praloy K. Chakraborty
    Experienced in Long QT Syndrome

    Praloy K. Chakraborty
    Toronto, ON, CA 

    Praloy Chakraborty practices practicing medicine in Toronto, Canada. Chakraborty is rated as an Experienced expert by MediFind in the treatment of Long QT Syndrome. They are also highly rated in 5 other conditions, according to our data. Their clinical expertise encompasses Bidirectional Tachycardia, Ventricular Fibrillation, Arrhythmias, Cardiac Ablation, and Heart Transplant.

    Experienced in Long QT Syndrome

    Tamara T. Koopmann
    Experienced in Long QT Syndrome

    Tamara T. Koopmann
    Room 1725D, 555 University Avenue, 
    Toronto, ON, CA 

    Tamara Koopmann practices practicing medicine in Toronto, Canada. Ms. Koopmann is rated as an Experienced expert by MediFind in the treatment of Long QT Syndrome. She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Atresia of Small Intestine, Paroxysmal Ventricular Fibrillation, His Bundle Tachycardia, and Ventricular Fibrillation.

    Experienced in Long QT Syndrome

    Robert M. Gow
    Experienced in Long QT Syndrome

    Robert M. Gow
    401 Smyth Road, 
    Ottawa, ON, CA 

    Robert Gow practices practicing medicine in Ottawa, Canada. Mr. Gow is rated as an Experienced expert by MediFind in the treatment of Long QT Syndrome. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Long QT Syndrome 5, Long QT Syndrome, Cardiac Arrest, and Brugada Syndrome.

    Experienced in Long QT Syndrome

    Chris S. Simpson
    Experienced in Long QT Syndrome

    Chris S. Simpson
    Kingston, ON, CA 

    Chris Simpson practices practicing medicine in Kingston, Canada. Mr. Simpson is rated as an Experienced expert by MediFind in the treatment of Long QT Syndrome. His clinical expertise encompasses Long QT Syndrome, Cardiac Arrest, Familial Ventricular Tachycardia, Atrial Fibrillation, and Cardiac Ablation.

    Experienced in Long QT Syndrome

    Paul Angaran
    Experienced in Long QT Syndrome

    Paul Angaran
    St Michael's Hospital, 
    Toronto, ON, CA 

    Paul Angaran practices practicing medicine in Toronto, Canada. Mr. Angaran is rated as an Experienced expert by MediFind in the treatment of Long QT Syndrome. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Cardiac Arrest, Ventricular Fibrillation, Atrial Fibrillation, Cardiomyopathy, and Cardiac Ablation.

    Experienced in Long QT Syndrome

    Susan S. Conacher
    Experienced in Long QT Syndrome

    Susan S. Conacher
    London, ON, CA 

    Susan Conacher practices practicing medicine in London, Canada. Ms. Conacher is rated as an Experienced expert by MediFind in the treatment of Long QT Syndrome. Her clinical expertise encompasses Ventricular Fibrillation, Long QT Syndrome, Arrhythmogenic Right Ventricular Cardiomyopathy, and Familial Hypertrophic Cardiomyopathy.

    While we make every effort to provide the best results possible, data is currently limited outside of the United States. Doctors listed may include both clinicians and researchers, and individuals relocate frequently. We recommend contacting doctors directly to confirm their location and areas of focus. Contact information is provided when available. Learn more about our expert tiers.
    Showing 1-20 of 59

    Last Updated: 04/28/2026

    What is the definition of Long QT Syndrome?

    Long QT syndrome is a heart disorder characterized by rapid, irregular heartbeats caused by a signaling abnormality in the heart’s electrical system. The QT interval refers to the time it takes for the heart’s electrical system to make the ventricles of the heart contract and then recover. In long QT syndrome, there is a delay in the time it takes for the electrical system to recover between each heartbeat. This delay can cause rapid, irregular, and life-threatening ventricular contractions, also known as torsade de pointes.

    When should I see a Long QT Syndrome doctor in Ontario, CA?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing a Long QT Syndrome doctor in Ontario, CA?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How do I find the best Long QT Syndrome doctor in Ontario, CA?

    You can find a Long QT Syndrome doctor in any of the 10 largest U.S. cities by clicking below:

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    How does MediFind rank Long QT Syndrome doctors in Ontario, CA?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by Long QT Syndrome doctors in Ontario, CA?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with a Long QT Syndrome doctor in Ontario, CA?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Long QT Syndrome doctor search results page. 

    Why is it important to get a second opinion from a different Long QT Syndrome doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with a Long QT Syndrome doctor in Ontario, CA?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my Long QT Syndrome doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my Long QT Syndrome doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female Long QT Syndrome doctors in Ontario, CA?

    Look for the filter feature on the left side of the Long QT Syndrome doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find a Long QT Syndrome doctor that offers video calls?

    Look for the filter feature on the left-side of the Long QT Syndrome doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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