The 20 Best Atrial Fibrillation Doctors Near Me in norwalk, CA

Find the Top Atrial Fibrillation Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 296 doctor with experience in Atrial Fibrillation near norwalk, CA. Of these, 178 are Experienced, 98 are Advanced, 15 are Distinguished and 1 are Elite.

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296 providers found
    Distinguished in Atrial Fibrillation
    Distinguished in Atrial Fibrillation
    Referral may be required

    Paresh Patel MD Inc

    14350 Whittier Blvd, 
    Whittier, CA 
     (4.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Pareshkumar Patel is a Cardiologist practicing medicine in Whittier, California. Dr. Patel is rated as a Distinguished provider by MediFind in the treatment of Atrial Fibrillation. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Atrial Fibrillation, Heart Attack, Glucocorticoid-Remediable Aldosteronism, and Hypertension. Dr. Patel is board certified in American Board Of Internal Medicine. Dr. Patel is currently accepting new patients.

    Distinguished in Atrial Fibrillation
    Distinguished in Atrial Fibrillation
    Referral may be required

    Cardiology Wells Medical Office Building

    12462 Putnam St Ste 203, 
    Whittier, CA 
     (4.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Sudhaker Nayak is a Cardiologist practicing medicine in Whittier, California. Dr. Nayak is rated as a Distinguished provider by MediFind in the treatment of Atrial Fibrillation. He is also highly rated in 40 other conditions, according to our data. His clinical expertise encompasses Mitral Valve Regurgitation, Necrosis, Acute Coronary Syndrome, and Hypertension. Dr. Nayak is currently accepting new patients.

    Elite in Atrial Fibrillation
    Cardiac Electrophysiology | Cardiology
    Elite in Atrial Fibrillation
    Cardiac Electrophysiology | Cardiology
    Referral may be required

    USC Care Medical Group Inc

    1520 San Pablo St, Fl 4, 
    Los Angeles, CA 
     (12.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Junaid Zaman is a Cardiac Electrophysiologist and a Cardiologist practicing medicine in Los Angeles, California. Dr. Zaman is rated as an Elite provider by MediFind in the treatment of Atrial Fibrillation. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Atrial Fibrillation, Atrial Tachycardia, Arrhythmias, Paroxysmal Supraventricular Tachycardia (PSVT), and Cardiac Ablation.

    Learn about our expert tiers
    Advanced in Atrial Fibrillation
    Advanced in Atrial Fibrillation
    Referral may be required

    Robert A. Ruelaz, MD Private Practice

    11865 Firestone Blvd, 
    Norwalk, CA 
     (0.6 miles away)
    Languages Spoken:
    English, Spanish
    Accepting New Patients
    Offers Telehealth

    Robert Ruelaz is a Cardiologist practicing medicine in Norwalk, California. Dr. Ruelaz is rated as an Advanced provider by MediFind in the treatment of Atrial Fibrillation. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Dilated Cardiomyopathy (DCM), Cardiomyopathy, Arrhythmias, Pacemaker Implantation, and Cardiac Ablation. Dr. Ruelaz is board certified in American Board Of Internal Medicine, Internal Medicine (Sub: Cardiovascular Disease), and Internal Medicine (Sub: Clin Cardiac Electrophysiolog. Dr. Ruelaz is currently accepting new patients.

    Advanced in Atrial Fibrillation
    Advanced in Atrial Fibrillation
    Referral may be required

    Pacific Cardiovascular Associates

    4281 Katella Ave Ste 109, 
    Los Alamitos, CA 
     (8.5 miles away)
    Languages Spoken:
    English

    Michael Dam is a Cardiologist practicing medicine in Los Alamitos, California. Dr. Dam is rated as an Advanced provider by MediFind in the treatment of Atrial Fibrillation. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Hypertension, Glucocorticoid-Remediable Aldosteronism, Atrial Fibrillation, and High Cholesterol. Dr. Dam is board certified in ABIM-Cardiovascular Disease.

    Advanced in Atrial Fibrillation
    Cardiology
    Advanced in Atrial Fibrillation
    Cardiology
    Referral may be required

    Pacific Cardiovascular Associates

    710 N Euclid Street Ste 214, 
    Anaheim, CA 
     (8.5 miles away)
    Languages Spoken:
    English

    Lamia Dris is a Cardiologist practicing medicine in Anaheim, California. Dr. Dris is rated as an Advanced provider by MediFind in the treatment of Atrial Fibrillation. She is also highly rated in 14 other conditions, according to our data. Her clinical expertise encompasses Sick Sinus Syndrome, Arrhythmias, Familial Progressive Cardiac Conduction Defect, and Cardiomyopathy. Dr. Dris is board certified in ABIM - Internal Medicine, ABIM - Cardiovascular Disease, Nuclear Cardiology, and Adult Echocardiography.

    Advanced in Atrial Fibrillation
    Advanced in Atrial Fibrillation
    Referral may be required

    Pacific Cardiovascular Associates

    710 N Euclid Street Ste 214, 
    Anaheim, CA 
     (8.5 miles away)
    Languages Spoken:
    English

    David Weinberg is a Cardiologist practicing medicine in Anaheim, California. Dr. Weinberg is rated as an Advanced provider by MediFind in the treatment of Atrial Fibrillation. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Hypertension, High Cholesterol, and Atrial Fibrillation. Dr. Weinberg is board certified in ABIM - Cardiovascular Disease.

    Advanced in Atrial Fibrillation
    Internal Medicine
    Advanced in Atrial Fibrillation
    Internal Medicine

    Pacific Cardiovascular Associates

    710 N Euclid Street Ste 214, 
    Anaheim, CA 
     (8.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Pejman Raeisi-Giglou practices in Anaheim, California. Dr. Raeisi-Giglou is rated as an Advanced provider by MediFind in the treatment of Atrial Fibrillation. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Metabolic Syndrome, Hypertension, Familial Combined Hyperlipidemia, and Xanthoma. Dr. Raeisi-Giglou is board certified in ABIM - Internal Medicine, ABIM - Cardiovascular Disease, and American Society Of Nuclear Medicine. Dr. Raeisi-Giglou is currently accepting new patients.

    Advanced in Atrial Fibrillation
    Advanced in Atrial Fibrillation
    Referral may be required

    Pacific Cardiovascular Associates

    710 N Euclid Street Ste 214, 
    Anaheim, CA 
     (8.5 miles away)
    Languages Spoken:
    English

    Jessica Li is a Cardiologist practicing medicine in Anaheim, California. Dr. Li is rated as an Advanced provider by MediFind in the treatment of Atrial Fibrillation. She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Hypertension, Glucocorticoid-Remediable Aldosteronism, Sitosterolemia, and High Cholesterol. Dr. Li is board certified in ABIM-Cardiovascular Disease, National Board Of Echocardiography, and Certification Board Of Nuclear Cardiology.

    Experienced in Atrial Fibrillation
    Experienced in Atrial Fibrillation
    Referral may be required

    St Jude Heritage Health

    100 E Valencia Mesa Dr Ste 206, 
    Fullerton,, CA 
     (9.0 miles away)
    Languages Spoken:
    English, Spanish
    Accepting New Patients

    Syed Samee is a Cardiologist practicing medicine in Fullerton,, California. Dr. Samee is rated as an Experienced provider by MediFind in the treatment of Atrial Fibrillation. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Muscle Invasive Bladder Cancer, Cardiomyopathy Due to Anthracyclines, Doxorubicin-Induced Cardiomyopathy, and Atrial Fibrillation. Dr. Samee is currently accepting new patients.

    Distinguished in Atrial Fibrillation
    Distinguished in Atrial Fibrillation
    Referral may be required

    Memorial Cardiology Medical Group

    2898 Linden Ave, 
    Long Beach, CA 
     (9.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Henry Van Gieson is a Cardiologist practicing medicine in Long Beach, California. Dr. Van Gieson is rated as a Distinguished provider by MediFind in the treatment of Atrial Fibrillation. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Atrial Fibrillation, Apoplexy, Brugada Syndrome, Short QT Syndrome, and Pacemaker Implantation. Dr. Van Gieson is board certified in American Board Of Internal Medicine and Internal Medicine (Sub: Cardiovascular Disease). Dr. Van Gieson is currently accepting new patients.

    Advanced in Atrial Fibrillation
    Cardiology | Thoracic Surgery
    Advanced in Atrial Fibrillation
    Cardiology | Thoracic Surgery
    Referral may be required

    Orchard Medical Offices

    9449 E Imperial Hwy, 
    Downey, CA 
     (3.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    John Pang is a Cardiologist and a Thoracic Surgeon practicing medicine in Downey, California. Dr. Pang is rated as an Advanced provider by MediFind in the treatment of Atrial Fibrillation. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Atrial Fibrillation, Heart Attack, Apoplexy, Angina, and Septoplasty. Dr. Pang is currently accepting new patients.

    Experienced in Atrial Fibrillation
    Experienced in Atrial Fibrillation
    Referral may be required

    Kaiser Permanente Orchard Medical Offices - Cardiology Department

    9449 E Imperial Highway, 
    Downey, CA 
     (3.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Augustine Pyo is a Cardiologist practicing medicine in Downey, California. Dr. Pyo is rated as an Experienced provider by MediFind in the treatment of Atrial Fibrillation. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Neurocardiogenic Syncope, and Pulmonary Edema. Dr. Pyo is board certified in Internal Medicine. Dr. Pyo is currently accepting new patients.

    Advanced in Atrial Fibrillation
    Advanced in Atrial Fibrillation
    Referral may be required

    PIH Health Whittier Hospital

    12675 La Mirada Blvd, 
    La Mirada,, CA 
     (3.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Andrew Kim is a Cardiologist practicing medicine in La Mirada,, California. Dr. Kim is rated as an Advanced provider by MediFind in the treatment of Atrial Fibrillation. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Angina, Ectopic Heartbeat, Sitosterolemia, and Atrial Fibrillation. Dr. Kim is currently accepting new patients.

    Advanced in Atrial Fibrillation
    Advanced in Atrial Fibrillation
    Referral may be required

    Pain Management Downey Medical Office Building

    11480 Brookshire Ave Ste 204, 
    Downey, CA 
     (3.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Jerry Floro is a Cardiologist practicing medicine in Downey, California. Dr. Floro is rated as an Advanced provider by MediFind in the treatment of Atrial Fibrillation. He is also highly rated in 25 other conditions, according to our data. His clinical expertise encompasses Mitral Valve Regurgitation, Hypertensive Heart Disease, Necrosis, Pediatric Myocarditis, and Pacemaker Implantation. Dr. Floro is currently accepting new patients.

    Advanced in Atrial Fibrillation
    Cardiology | Cardiac Electrophysiology
    Advanced in Atrial Fibrillation
    Cardiology | Cardiac Electrophysiology
    Referral may be required
    8423 Florence Ave, Suite C, 
    Downey, CA 
     (3.7 miles away)
    Languages Spoken:
    English

    Mehdi Zargarian is a Cardiologist and a Cardiac Electrophysiologist practicing medicine in Downey, California. Dr. Zargarian is rated as an Advanced provider by MediFind in the treatment of Atrial Fibrillation. He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Cardiomyopathy, Atrial Fibrillation, Arrhythmias, Hypertensive Heart Disease, and Pacemaker Implantation.

    Advanced in Atrial Fibrillation
    Advanced in Atrial Fibrillation
    Referral may be required

    Cardio Medical Consultants Group

    8327 Davis St, 
    Downey, CA 
     (3.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Jamie Weiss is a Cardiologist practicing medicine in Downey, California. Dr. Weiss is rated as an Advanced provider by MediFind in the treatment of Atrial Fibrillation. She is also highly rated in 16 other conditions, according to our data. Her clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Hypertension, Heart Failure, Pulmonary Edema, and Pacemaker Implantation. Dr. Weiss is board certified in American Board Of Internal Medicine. Dr. Weiss is currently accepting new patients.

    Advanced in Atrial Fibrillation
    Advanced in Atrial Fibrillation
    Referral may be required

    Cardiovascular Medical Associates

    8317 Davis St, 
    Downey, CA 
     (3.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Kaushal Tamboli is a Cardiologist practicing medicine in Downey, California. Dr. Tamboli is rated as an Advanced provider by MediFind in the treatment of Atrial Fibrillation. He is also highly rated in 29 other conditions, according to our data. His clinical expertise encompasses Hypertension, Glucocorticoid-Remediable Aldosteronism, Fainting, and Pulmonary Edema. Dr. Tamboli is board certified in American Board Of Internal Medicine. Dr. Tamboli is currently accepting new patients.

    Advanced in Atrial Fibrillation
    Advanced in Atrial Fibrillation
    Referral may be required

    Barton H Ueki M.D. PC

    12486 Washington Blvd, 
    Whittier,, CA 
     (3.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Richard Parks is a Cardiologist practicing medicine in Whittier,, California. Dr. Parks is rated as an Advanced provider by MediFind in the treatment of Atrial Fibrillation. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Hypertension, Heart Attack, and Hypertensive Heart Disease. Dr. Parks is currently accepting new patients.

    Advanced in Atrial Fibrillation
    Advanced in Atrial Fibrillation
    Referral may be required

    Anantjit Singh, MD

    11544 Downey Ave, 
    Downey, CA 
     (3.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Anantjit Singh is a Cardiologist practicing medicine in Downey, California. Dr. Singh is rated as an Advanced provider by MediFind in the treatment of Atrial Fibrillation. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Dilated Cardiomyopathy (DCM), Pulmonary Edema, Cardiomyopathy, Pacemaker Implantation, and Cardiac Ablation. Dr. Singh is board certified in American Board Of Internal Medicine.

    Showing 1-20 of 296

    Last Updated: 09/26/2026

    What is the definition of Atrial Fibrillation?

    Atrial fibrillation (AF), also known as A-fib, is the most common type of irregular heartbeat (arrythmia) of the heart’s upper chambers (atria) which can lead to strokes, heart failure, blood clots in the heart and/or blockage of blood flow (ischemia) in the heart or other organs. Atrial fibrillation is frequently combined with a rapid heart rate (tachycardia) and occurs when the upper chambers of the heart (atria) receive abnormal electrical signals from the heart’s conduction system that causes the atria to quiver. Atrial fibrillation is categorized by the following four main types: Occasional (Paroxysmal) atrial fibrillation – This type of atrial fibrillation comes and goes, can last from minutes to hours, or even last as long as a week, or occur repeatedly, and may go away on its own. Persistent atrial fibrillation – In this type of atrial fibrillation, the irregular heart rhythm (arrythmia) doesn’t go away on its own and needs treatment to restore normal rhythm. Long-standing persistent atrial fibrillation – This type of atrial fibrillation occurs continuously, lasting longer than 12 months. Permanent atrial fibrillation – In this type of atrial fibrillation, the irregular heart rhythm cannot be restored to normal, in which case it becomes permanent, requiring heart medications and anticoagulants to prevent blood clots. Atrial fibrillation that occurs in individuals who do not have any heart defects or damage is called lone atrial fibrillation.

    When should I see an Atrial Fibrillation doctor near norwalk, 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 an Atrial Fibrillation doctor near norwalk, 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 Atrial Fibrillation doctors near norwalk, 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 Atrial Fibrillation doctors near norwalk, 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 an Atrial Fibrillation doctor near norwalk, 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 Atrial Fibrillation doctor search results page. 

    Why is it important to get a second opinion from a different Atrial Fibrillation 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 an Atrial Fibrillation doctor near norwalk, 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 Atrial Fibrillation 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 Atrial Fibrillation 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 Atrial Fibrillation doctors near norwalk, CA?

    Look for the filter feature on the left side of the Atrial Fibrillation 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 an Atrial Fibrillation doctor that offers video calls?

    Look for the filter feature on the left-side of the Atrial Fibrillation 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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