The 20 Best Sick Sinus Syndrome Doctors Near Me in Mission Viejo, CA

Find the Top Sick Sinus Syndrome Experts and Specialists

The 20 Best Sick Sinus Syndrome Doctors near Mission Viejo, CA

Last Updated: 02/22/2026

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MediFind found 38 doctor with experience in Sick Sinus Syndrome near Mission Viejo, CA. Of these, 27 are Experienced, 10 are Advanced and 1 are Distinguished.

Location
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38 providers found
    Distinguished in Sick Sinus Syndrome
    Cardiac Electrophysiology | Nuclear Medicine | Cardiology
    Distinguished in Sick Sinus Syndrome
    Cardiac Electrophysiology | Nuclear Medicine | Cardiology
    26800 Crown Valley Parkway, Suite 103, 
    Mission Viejo, CA 
     (2.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Lynne Hung is a Cardiac Electrophysiologist and a Nuclear Medicine provider in Mission Viejo, California. Dr. Hung is rated as a Distinguished provider by MediFind in the treatment of Sick Sinus Syndrome. Her top areas of expertise are Atrial Fibrillation, Atrioventricular Nodal Reentrant Tachycardia (AVNRT), His Bundle Tachycardia, Pacemaker Implantation, and Cardiac Ablation. Dr. Hung is currently accepting new patients.

    Scott W. Ard
    Advanced in Sick Sinus Syndrome
    Cardiology
    Advanced in Sick Sinus Syndrome
    Cardiology

    Pacific Cardiovascular Associates

    24022 Calle De La Plata Ste 500, 
    Laguna Hills, CA 
     (2.3 miles away)
    Experience:
    23+ years
    Languages Spoken:
    English

    Scott Ard is a Cardiologist in Laguna Hills, California. Dr. Ard has been practicing medicine for over 23 years and is rated as an Advanced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Heart Murmurs, Atrial Fibrillation, Hypertensive Heart Disease, Atherosclerosis, and Pacemaker Implantation.

    Advanced in Sick Sinus Syndrome
    Advanced in Sick Sinus Syndrome

    Pegasus Physical Therapy Solutions Inc.

    23521 Paseo De Valencia Ste 303, 
    Laguna Hills,, CA 
     (2.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sasan Ghaffari is a Cardiologist in Laguna Hills,, California. Dr. Ghaffari is rated as an Advanced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Arrhythmias, Sick Sinus Syndrome, Adenosine Deaminase 2 Deficiency, Mitral Valve Prolapse, and Pacemaker Implantation.

    Learn about our expert tiers
    Advanced in Sick Sinus Syndrome
    Advanced in Sick Sinus Syndrome

    Pegasus Physical Therapy Solutions Inc.

    23521 Paseo De Valencia Ste 303, 
    Laguna Hills, CA 
     (2.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Ramin Rabbani is a Cardiologist in Laguna Hills, California. Dr. Rabbani is rated as an Advanced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Sick Sinus Syndrome, Arrhythmias, Angina, and Coronary Heart Disease.

    Advanced in Sick Sinus Syndrome
    Advanced in Sick Sinus Syndrome

    Office

    24411 Health Center Dr Ste 550, 
    Laguna Hills, CA 
     (2.3 miles away)
    Languages Spoken:
    English

    Robert Masters is a Cardiologist in Laguna Hills, California. Dr. Masters is rated as an Advanced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Mitral Valve Regurgitation, Unstable Angina, Sick Sinus Syndrome, Pacemaker Implantation, and Cardiac Ablation.

    George S. Konugres
    Experienced in Sick Sinus Syndrome
    Cardiology | Internal Medicine
    Experienced in Sick Sinus Syndrome
    Cardiology | Internal Medicine

    Pacific Cardiovascular Associates

    24022 Calle De La Plata Ste 500, 
    Laguna Hills, CA 
     (2.3 miles away)
    Experience:
    45+ years
    Languages Spoken:
    English

    George Konugres is a Cardiologist and an Internal Medicine provider in Laguna Hills, California. Dr. Konugres has been practicing medicine for over 45 years and is rated as an Experienced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Heart Attack, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Apoplexy.

    Advanced in Sick Sinus Syndrome
    Cardiac Electrophysiology | Cardiology
    Advanced in Sick Sinus Syndrome
    Cardiac Electrophysiology | Cardiology
    26800 Crown Valley Parkway, Suite 103, 
    Mission Viejo, CA 
     (2.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jay Tiongson is a Cardiac Electrophysiologist and a Cardiologist in Mission Viejo, California. Dr. Tiongson is rated as an Advanced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Atrial Fibrillation, Paroxysmal Supraventricular Tachycardia (PSVT), Atrioventricular Nodal Reentrant Tachycardia (AVNRT), Pacemaker Implantation, and Cardiac Ablation. Dr. Tiongson is currently accepting new patients.

    Advanced in Sick Sinus Syndrome
    Advanced in Sick Sinus Syndrome
    26800 Crown Valley Parkway, Suite 103, 
    Mission Viejo, CA 
     (2.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Aseem Desai is a Cardiologist in Mission Viejo, California. Dr. Desai is rated as an Advanced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Atrial Fibrillation, Paroxysmal Supraventricular Tachycardia (PSVT), Atrial Tachycardia, Cardiac Ablation, and Pacemaker Implantation. Dr. Desai is currently accepting new patients.

    Advanced in Sick Sinus Syndrome
    Interventional Cardiology
    Advanced in Sick Sinus Syndrome
    Interventional Cardiology
    24411 Health Center Drive, Suite 550, 
    Laguna Hills, CA 
     (3.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Daniel Lamont is an Interventional Cardiologist in Laguna Hills, California. Dr. Lamont is rated as an Advanced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Mitral Valve Regurgitation, Atrial Fibrillation, Unstable Angina, Pacemaker Implantation, and Cardiac Ablation. Dr. Lamont is currently accepting new patients.

    Experienced in Sick Sinus Syndrome
    Experienced in Sick Sinus Syndrome

    Office

    24411 Health Center Dr Ste 550, 
    Laguna Hills,, CA 
     (2.3 miles away)
    Languages Spoken:
    English

    Howard Frumin is a Cardiologist in Laguna Hills,, California. Dr. Frumin is rated as an Experienced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Atrial Fibrillation, Mitral Valve Regurgitation, Sick Sinus Syndrome, Cardiac Ablation, and Pacemaker Implantation.

    Experienced in Sick Sinus Syndrome
    Experienced in Sick Sinus Syndrome
    Laguna Hills, CA 
     (2.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Inderpal Gujral is a Cardiologist in Laguna Hills, California. Dr. Gujral is rated as an Experienced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Mitral Valve Regurgitation, Atrial Fibrillation, Stable Angina, Fainting, and Pacemaker Implantation. Dr. Gujral is currently accepting new patients.

    Experienced in Sick Sinus Syndrome
    Experienced in Sick Sinus Syndrome

    Office

    24411 Health Center Dr Ste 550, 
    Laguna Hills, CA 
     (2.3 miles away)
    Languages Spoken:
    English

    Jeffrey Feiner is a Cardiologist in Laguna Hills, California. Dr. Feiner is rated as an Experienced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Mitral Valve Regurgitation, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Necrosis.

    Experienced in Sick Sinus Syndrome
    Experienced in Sick Sinus Syndrome
    26800 Crown Valley Parkway, Suite 250, 
    Mission Viejo, CA 
     (2.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Absalom Hepner is a Cardiologist in Mission Viejo, California. Dr. Hepner is rated as an Experienced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Atrial Fibrillation, Atherosclerosis, Coronary Heart Disease, and Angina. Dr. Hepner is currently accepting new patients.

    Experienced in Sick Sinus Syndrome
    Experienced in Sick Sinus Syndrome
    26800 Crown Valley Parkway, Suite 250, 
    Mission Viejo, CA 
     (2.4 miles away)
    Languages Spoken:
    English

    Donald Rediker is a Cardiologist in Mission Viejo, California. Dr. Rediker is rated as an Experienced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Paroxysmal Supraventricular Tachycardia (PSVT), Atrioventricular Nodal Reentrant Tachycardia (AVNRT), His Bundle Tachycardia, Pacemaker Implantation, and Heart Bypass Surgery.

    Experienced in Sick Sinus Syndrome
    Cardiology
    Experienced in Sick Sinus Syndrome
    Cardiology
    26800 Crown Valley Parkway, Suite 120, 
    Mission Viejo, CA 
     (2.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Tze Ip is a Cardiologist in Mission Viejo, California. Dr. Ip is rated as an Experienced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Atrial Fibrillation, Atherosclerosis, Coronary Heart Disease, and Aortic Regurgitation. Dr. Ip is currently accepting new patients.

    Experienced in Sick Sinus Syndrome
    Interventional Cardiology
    Experienced in Sick Sinus Syndrome
    Interventional Cardiology
    24411 Health Center Drive, Suite 550, 
    Laguna Hills, CA 
     (3.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Michael Gault is an Interventional Cardiologist in Laguna Hills, California. Dr. Gault is rated as an Experienced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Hypertensive Heart Disease, Pediatric Myocarditis, Mitral Valve Regurgitation, Pacemaker Implantation, and Aortic Valve Replacement. Dr. Gault is currently accepting new patients.

    Experienced in Sick Sinus Syndrome
    Experienced in Sick Sinus Syndrome
    24411 Health Center Drive, Suite 550, 
    Laguna Hills, CA 
     (3.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Ronald Gim is a Cardiologist in Laguna Hills, California. Dr. Gim is rated as an Experienced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Atrial Fibrillation, Mitral Valve Regurgitation, Unstable Angina, Pacemaker Implantation, and Heart Bypass Surgery. Dr. Gim is currently accepting new patients.

    Experienced in Sick Sinus Syndrome
    Interventional Cardiology
    Experienced in Sick Sinus Syndrome
    Interventional Cardiology
    24411 Health Center Drive, Suite 550, 
    Laguna Hills, CA 
     (3.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    John Bahadorani is an Interventional Cardiologist in Laguna Hills, California. Dr. Bahadorani is rated as an Experienced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Unstable Angina, Atrial Fibrillation, Mitral Valve Regurgitation, Percutaneous Coronary Intervention (PCI), and Atherectomy. Dr. Bahadorani is currently accepting new patients.

    Paul C. Drury
    Advanced in Sick Sinus Syndrome
    Cardiac Electrophysiology | Cardiology
    Advanced in Sick Sinus Syndrome
    Cardiac Electrophysiology | Cardiology

    Pacific Cardiovascular Associates Medical Group, Inc.

    24022 Calle De La Plata, Suite 500, 
    Laguna Hills, CA 
     (3.2 miles away)
    Languages Spoken:
    English

    Paul Drury is a Cardiologist in Laguna Hills, California. Dr. Drury is rated as an Advanced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Sick Sinus Syndrome, Arrhythmias, Atrial Fibrillation, Pacemaker Implantation, and Cardiac Ablation.

    Experienced in Sick Sinus Syndrome
    Experienced in Sick Sinus Syndrome

    Coastal Cardiology Of Orange County-Ladera Ranch

    333 Corporate Dr Ste 100, 
    Ladera Ranch, CA 
     (4.0 miles away)
    Languages Spoken:
    English

    Stephen Ehrlich is a Cardiologist in Ladera Ranch, California. Dr. Ehrlich is rated as an Experienced provider by MediFind in the treatment of Sick Sinus Syndrome. His top areas of expertise are Catecholaminergic Polymorphic Ventricular Tachycardia, Bidirectional Tachycardia, Ventricular Tachycardia, Cardiac Ablation, and Pacemaker Implantation.

    Showing 1-20 of 38

    Last Updated: 02/22/2026

    What is the definition of Sick Sinus Syndrome?

    Sick sinus syndrome (also known as sinus node dysfunction) is a group of related heart conditions that can affect how the heart beats. "Sick sinus" refers to the sino-atrial (SA) node, which is an area of specialized cells in the heart that functions as a natural pacemaker. The SA node generates electrical impulses that start each heartbeat. These signals travel from the SA node to the rest of the heart, signaling the heart (cardiac) muscle to contract and pump blood. In people with sick sinus syndrome, the SA node does not function normally. In some cases, it does not produce the right signals to trigger a regular heartbeat. In others, abnormalities disrupt the electrical impulses and prevent them from reaching the rest of the heart.

    When should I see a Sick Sinus Syndrome doctor near Mission Viejo, 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 Sick Sinus Syndrome doctor near Mission Viejo, 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 does MediFind rank Sick Sinus Syndrome doctors near Mission Viejo, 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 Sick Sinus Syndrome doctors near Mission Viejo, 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 Sick Sinus Syndrome doctor near Mission Viejo, 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 Sick Sinus Syndrome doctor search results page. 

    Why is it important to get a second opinion from a different Sick Sinus 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 Sick Sinus Syndrome doctor near Mission Viejo, 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 Sick Sinus 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 Sick Sinus 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 Sick Sinus Syndrome doctors near Mission Viejo, CA?

    Look for the filter feature on the left side of the Sick Sinus 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 Sick Sinus Syndrome doctor that offers video calls?

    Look for the filter feature on the left-side of the Sick Sinus 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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