The 20 Best Congenital Heart Block Doctors Near Me in Massachusetts, US

Find the Top Congenital Heart Block Experts and Specialists

Last Updated: 02/22/2026

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MediFind found 65 doctor with experience in Congenital Heart Block near Massachusetts, US. Of these, 47 are Experienced, 14 are Advanced, 2 are Distinguished and 2 are Elite.

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65 providers found
    Elite in Congenital Heart Block
    Pediatric Cardiology
    Elite in Congenital Heart Block
    Pediatric Cardiology

    Department Of Cardiology

    300 Longwood Ave, 
    Boston, MA 
    Languages Spoken:
    English

    Douglas Mah is a Pediatric Cardiologist in Boston, Massachusetts. Dr. Mah is rated as an Elite provider by MediFind in the treatment of Congenital Heart Block. His top areas of expertise are Heart Block, Congenital Heart Block, Arrhythmias, Cardiac Ablation, and Heart Transplant.

    Elite in Congenital Heart Block
    Pediatric Cardiology
    Elite in Congenital Heart Block
    Pediatric Cardiology

    Department Of Cardiology

    300 Longwood Ave, 
    Boston, MA 
    Languages Spoken:
    English

    John Triedman is a Pediatric Cardiologist in Boston, Massachusetts. Dr. Triedman is rated as an Elite provider by MediFind in the treatment of Congenital Heart Block. His top areas of expertise are Heart Block, Wolff-Parkinson-White Syndrome, Congenital Heart Block, Cardiac Ablation, and Heart Transplant.

    Distinguished in Congenital Heart Block
    Pediatric Cardiology
    Distinguished in Congenital Heart Block
    Pediatric Cardiology

    Department Of Cardiology

    300 Longwood Ave, 
    Boston, MA 
    Experience:
    17+ years
    Languages Spoken:
    English

    Elizabeth Dewitt is a Pediatric Cardiologist in Boston, Massachusetts. Dr. Dewitt has been practicing medicine for over 17 years and is rated as a Distinguished provider by MediFind in the treatment of Congenital Heart Block. Her top areas of expertise are Heart Block, Wolff-Parkinson-White Syndrome, Congenital Heart Block, Arrhythmias, and Cardiac Ablation.

    Learn about our expert tiers
    Distinguished in Congenital Heart Block
    Pediatric Cardiology
    Distinguished in Congenital Heart Block
    Pediatric Cardiology

    Department Of Cardiology

    300 Longwood Ave, 
    Boston, MA 
    Languages Spoken:
    English

    Mark Alexander is a Pediatric Cardiologist in Boston, Massachusetts. Dr. Alexander is rated as a Distinguished provider by MediFind in the treatment of Congenital Heart Block. His top areas of expertise are Heart Block, Wolff-Parkinson-White Syndrome, Arrhythmias, Congenital Heart Block, and Cardiac Ablation.

    Advanced in Congenital Heart Block
    Advanced in Congenital Heart Block

    Department Of Cardiology

    300 Longwood Ave, 
    Boston, MA 
    Languages Spoken:
    English

    Audrey Dionne is a Pediatrics provider in Boston, Massachusetts. Dr. Dionne is rated as an Advanced provider by MediFind in the treatment of Congenital Heart Block. Her top areas of expertise are Multisystem Inflammatory Syndrome in Children (MIS-C), Kawasaki Disease, Coronary Artery Aneurysm, Cardiac Ablation, and Heart Bypass Surgery.

    Advanced in Congenital Heart Block
    Pediatric Cardiology
    Advanced in Congenital Heart Block
    Pediatric Cardiology

    Department Of Cardiology

    300 Longwood Ave, 
    Boston, MA 
    Languages Spoken:
    English

    Edward Walsh is a Pediatric Cardiologist in Boston, Massachusetts. Dr. Walsh is rated as an Advanced provider by MediFind in the treatment of Congenital Heart Block. His top areas of expertise are Heart Block, Wolff-Parkinson-White Syndrome, Arrhythmias, Ebstein's Anomaly, and Cardiac Ablation.

    Advanced in Congenital Heart Block
    Pediatric Cardiology
    Advanced in Congenital Heart Block
    Pediatric Cardiology

    Department Of Cardiology

    300 Longwood Ave, 
    Boston, MA 
    Languages Spoken:
    English

    Safwat Aly is a Pediatric Cardiologist in Boston, Massachusetts. Dr. Aly is rated as an Advanced provider by MediFind in the treatment of Congenital Heart Block. His top areas of expertise are Ebstein's Anomaly, Coarctation of the Aorta, Anomalous Left Coronary Artery from the Pulmonary Artery, and Patent Ductus Arteriosus.

    Advanced in Congenital Heart Block
    Pediatric Cardiology
    Advanced in Congenital Heart Block
    Pediatric Cardiology

    Department Of Cardiology

    300 Longwood Ave, 
    Boston, MA 
    Languages Spoken:
    English

    Jami Levine is a Pediatric Cardiologist in Boston, Massachusetts. Dr. Levine is rated as an Advanced provider by MediFind in the treatment of Congenital Heart Block. Her top areas of expertise are Marfan Syndrome, Hypoplastic Left Heart Syndrome (HLHS), Mitral Atresia, and Congenital Heart Disease (CHD).

    Advanced in Congenital Heart Block
    Pediatric Cardiology
    Advanced in Congenital Heart Block
    Pediatric Cardiology

    Department Of Cardiology

    300 Longwood Ave, 
    Boston, MA 
    Languages Spoken:
    English

    David Schidlow is a Pediatric Cardiologist in Boston, Massachusetts. Dr. Schidlow is rated as an Advanced provider by MediFind in the treatment of Congenital Heart Block. His top areas of expertise are Heterotaxy Syndrome, Hypoplastic Left Heart Syndrome (HLHS), Total Anomalous Pulmonary Venous Return, Transposition of the Great Arteries, and Septoplasty.

    Advanced in Congenital Heart Block
    Pediatric Cardiology
    Advanced in Congenital Heart Block
    Pediatric Cardiology

    Department Of Cardiology

    300 Longwood Ave, 
    Boston, MA 
    Languages Spoken:
    English

    Laura Bevilacqua is a Pediatric Cardiologist in Boston, Massachusetts. Dr. Bevilacqua is rated as an Advanced provider by MediFind in the treatment of Congenital Heart Block. Her top areas of expertise are Heart Block, Long QT Syndrome, Jervell Lange-Nielsen Syndrome (JLNS), and Long QT Syndrome 3.

    Advanced in Congenital Heart Block
    Pediatric Cardiology
    Advanced in Congenital Heart Block
    Pediatric Cardiology

    Department Of Cardiology

    300 Longwood Ave, 
    Boston, MA 
    Languages Spoken:
    English

    Vassilios Bezzerides is a Pediatric Cardiologist in Boston, Massachusetts. Dr. Bezzerides is rated as an Advanced provider by MediFind in the treatment of Congenital Heart Block. His top areas of expertise are Wolff-Parkinson-White Syndrome, Long QT Syndrome, Arrhythmias, Heart Block, and Cardiac Ablation.

    Advanced in Congenital Heart Block
    Advanced in Congenital Heart Block

    Boston Childrens Heart Foundation Inc

    300 Longwood Ave, 
    Boston, MA 
    Experience:
    18+ years
    Languages Spoken:
    English

    Christina Ronai is a Pediatrics provider in Boston, Massachusetts. Dr. Ronai has been practicing medicine for over 18 years and is rated as an Advanced provider by MediFind in the treatment of Congenital Heart Block. Her top areas of expertise are Pulmonary Valve Stenosis, Pulmonary Atresia, Congenital Heart Disease (CHD), and Hypoplastic Left Heart Syndrome (HLHS).

    Advanced in Congenital Heart Block
    Pediatric Cardiology
    Advanced in Congenital Heart Block
    Pediatric Cardiology

    Department Of Cardiology

    300 Longwood Ave, 
    Boston, MA 
    Experience:
    17+ years
    Languages Spoken:
    English

    Vanessa Mah is a Pediatric Cardiologist in Boston, Massachusetts. Dr. Mah has been practicing medicine for over 17 years and is rated as an Advanced provider by MediFind in the treatment of Congenital Heart Block. Her top areas of expertise are Pulmonary Artery Agenesis, Tricuspid Atresia, Congenital Mitral Stenosis, and Bicuspid Aortic Valve.

    Advanced in Congenital Heart Block
    Advanced in Congenital Heart Block

    Department Of Cardiology

    300 Longwood Ave, 
    Boston, MA 
    Languages Spoken:
    English

    Dominic Abrams is a Cardiologist in Boston, Massachusetts. Dr. Abrams is rated as an Advanced provider by MediFind in the treatment of Congenital Heart Block. His top areas of expertise are Long QT Syndrome, Timothy Syndrome, Heart Block, Long QT Syndrome 5, and Cardiac Ablation.

    Meghan York
    Experienced in Congenital Heart Block
    Internal Medicine
    Experienced in Congenital Heart Block
    Internal Medicine

    Riley York Cardiology Associates

    65 Walnut Street, Suite 301, 
    Wellesley, MA 
    Languages Spoken:
    English
    Offers Telehealth

    Meghan York is an Internal Medicine provider in Wellesley, Massachusetts. Dr. York is rated as an Experienced provider by MediFind in the treatment of Congenital Heart Block. Her top areas of expertise are Atrial Fibrillation, Heart Failure with Preserved Ejection Fraction (HFpEF), Pulmonary Edema, and Heart Failure.

    Michael J. Landzberg
    Experienced in Congenital Heart Block
    Cardiology | Palliative Medicine
    Experienced in Congenital Heart Block
    Cardiology | Palliative Medicine

    Brigham And Women's Hospital, Heart And Vascular Center

    70 Francis Street, Carl J. And Ruth Shapiro Cardiovascular Center, 
    Boston, MA 
    Languages Spoken:
    English
    Offers Telehealth

    Dr. Michael J. Landzberg is the organizing founder and director of the Boston Adult Congenital Heart and Pulmonary Hypertension Group (BACH) at Brigham and Women’s Hospital (BWH). A cardiovascular medicine specialist, he is also an associate professor of medicine at Harvard Medical School (HMS).Dr. Landzberg received his medical degree from HMS. He completed a residency in internal medicine at Columbia-Presbyterian Medical Center and a fellowship in cardiovascular disease at BWH. Dr. Landzberg is board certified in internal medicine.Dr. Landzberg’s clinical interests include adult congenital heart disease and pulmonary hypertension. The author of more than 140 peer-reviewed publications, Dr. Landzberg’s research focuses on the management of congenital heart disease. Dr. Landzberg is rated as an Experienced provider by MediFind in the treatment of Congenital Heart Block. His top areas of expertise are Congenital Heart Disease (CHD), Tetralogy of Fallot, Eisenmenger Syndrome, Heart Transplant, and Patent Foramen Ovale Repair.

    Experienced in Congenital Heart Block
    Pediatric Cardiology
    Experienced in Congenital Heart Block
    Pediatric Cardiology

    Department Of Cardiology

    300 Longwood Ave, 
    Boston, MA 
    Languages Spoken:
    English

    Ashwin Prakash is a Pediatric Cardiologist in Boston, Massachusetts. Dr. Prakash is rated as an Experienced provider by MediFind in the treatment of Congenital Heart Block. His top areas of expertise are Coarctation of the Aorta, Tetralogy of Fallot, Isthmian Coarctation, Bicuspid Aortic Valve, and Heart Transplant.

    Experienced in Congenital Heart Block
    Pediatric Cardiology
    Experienced in Congenital Heart Block
    Pediatric Cardiology

    Boston Children's Hospital

    300 Longwood Ave, 
    Boston, MA 
    Languages Spoken:
    English

    Kevin Friedman is a Pediatric Cardiologist in Boston, Massachusetts. Dr. Friedman is rated as an Experienced provider by MediFind in the treatment of Congenital Heart Block. His top areas of expertise are Coronary Artery Aneurysm, Kawasaki Disease, Multisystem Inflammatory Syndrome in Children (MIS-C), Embolectomy, and Heart Transplant.

    Experienced in Congenital Heart Block
    Pediatric Cardiology
    Experienced in Congenital Heart Block
    Pediatric Cardiology

    Department Of Cardiology

    300 Longwood Ave, 
    Boston, MA 
    Languages Spoken:
    English

    Danielle Sganga is a Pediatric Cardiologist in Boston, Massachusetts. Dr. Sganga is rated as an Experienced provider by MediFind in the treatment of Congenital Heart Block. Her top areas of expertise are Double Discordia, Subpulmonary Stenosis, Pulmonary Valve Stenosis, Pacemaker Implantation, and Heart Transplant.

    Experienced in Congenital Heart Block
    Experienced in Congenital Heart Block

    Department Of Cardiology

    300 Longwood Ave, 
    Boston, MA 
    Languages Spoken:
    English

    Daniel Castellanos is a Pediatrics provider in Boston, Massachusetts. Dr. Castellanos is rated as an Experienced provider by MediFind in the treatment of Congenital Heart Block. His top areas of expertise are Coronary Artery Aneurysm, Total Anomalous Pulmonary Venous Return, Aberrant Subclavian Artery, and Pulmonary Artery Agenesis.

    Showing 1-20 of 65

    Last Updated: 02/22/2026

    What is the definition of Congenital Heart Block?

    Congenital heart block is a rare condition that affects the heart's electrical system, which controls and coordinates its pumping function. In infants affected by this condition, the electrical signal that spreads across the heart and causes it to contract and pump blood, is slowed or completely interrupted. This can interfere with the heart's normal rate and rhythm and may significantly limit the ability of the heart to pump blood to the rest of the body. Congenital heart block generally develops between 18 and 33 weeks of pregnancy. The underlying cause of the condition is poorly understood. However, mothers with lupus or another autoimmune diseases and parents with congenital heart disorders have an increased risk of having a child with a Congenital heart block.

    When should I see a Congenital Heart Block doctor in Massachusetts, US?

    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 Congenital Heart Block doctor in Massachusetts, US?

    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 does MediFind rank Congenital Heart Block doctors in Massachusetts, US?

    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 Congenital Heart Block doctors in Massachusetts, US?

    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 Congenital Heart Block doctor in Massachusetts, US?

    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 Congenital Heart Block doctor search results page. 

    Why is it important to get a second opinion from a different Congenital Heart Block 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 Congenital Heart Block doctor in Massachusetts, US?

    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 Congenital Heart Block 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 Congenital Heart Block 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 Congenital Heart Block doctors in Massachusetts, US?

    Look for the filter feature on the left side of the Congenital Heart Block 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 Congenital Heart Block doctor that offers video calls?

    Look for the filter feature on the left-side of the Congenital Heart Block 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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