The 20 Best Inappropriate Sinus Tachycardia (IST) Doctors Near Me in Fontana, CA

Find the Top Inappropriate Sinus Tachycardia (IST) Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 193 doctor with experience in Inappropriate Sinus Tachycardia (IST) near Fontana, CA. Of these, 180 are Experienced, 8 are Advanced and 5 are Distinguished.

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193 providers found
    Distinguished in Inappropriate Sinus Tachycardia (IST)
    Distinguished in Inappropriate Sinus Tachycardia (IST)

    Los Angeles Cardiology Associates

    399 E Highland Ave, Ste 424, 
    San Bernardino, CA 
     (9.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    At Los Angeles Cardiology Associates (LACA), we are guided by six core values: Clinical Excellence, Integrity, Loyalty, Vision, Academic Orientation, Teamwork. We are a dedicated group of Cardiologist and staff whose focus is providing the best in patient care while advancing the understanding of heart disease. Dr. Abdullah is rated as a Distinguished provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Arrhythmias, Familial Neurocardiogenic Syncope, Familial Ventricular Tachycardia, Inappropriate Sinus Tachycardia (IST), and Pacemaker Implantation. Dr. Abdullah is board certified in Internal Medicine and Internal Medicine (Sub: Cardiovascular Disease). Dr. Abdullah is currently accepting new patients.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Interventional Radiology
    Experienced in Inappropriate Sinus Tachycardia (IST)
    Interventional Radiology

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Long Vu is an Interventional Radiologist practicing medicine in Fontana, California. Dr. Vu is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His clinical expertise encompasses Pleural Effusion, Osteoarthritis, Fractured Spine, and Inappropriate Sinus Tachycardia (IST). Dr. Vu is currently accepting new patients.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Interventional Cardiology | Cardiology
    Experienced in Inappropriate Sinus Tachycardia (IST)
    Interventional Cardiology | Cardiology

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Saida Bhatia is a Cardiologist and an Interventional Cardiologist practicing medicine in Fontana, California. Dr. Bhatia is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). Her clinical expertise encompasses Endocarditis, Cardiomyopathy, Familial Neurocardiogenic Syncope, and Fainting. Dr. Bhatia is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Inappropriate Sinus Tachycardia (IST)
    Radiology | General Surgery
    Experienced in Inappropriate Sinus Tachycardia (IST)
    Radiology | General Surgery

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Ching-long Ni is a Radiologist and a General Surgeon practicing medicine in Fontana, California. Dr. Ni is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 42 other conditions, according to our data. His clinical expertise encompasses Neonatal Ovarian Cyst, Scoliosis, Fractured Spine, and Tenosynovitis. Dr. Ni is currently accepting new patients.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Experienced in Inappropriate Sinus Tachycardia (IST)

    Kaiser Permanente Fontana Medical Center - Cardiology Department

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Florin Moisiuc is a Cardiologist practicing medicine in Fontana, California. Dr. Moisiuc is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Atrial Fibrillation, Atherosclerosis, Coronary Heart Disease, Angina, and Pacemaker Implantation. Dr. Moisiuc is currently accepting new patients.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Interventional Cardiology | Cardiology
    Experienced in Inappropriate Sinus Tachycardia (IST)
    Interventional Cardiology | Cardiology

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Bao Do is a Cardiologist and an Interventional Cardiologist practicing medicine in Fontana, California. Dr. Do is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His clinical expertise encompasses Cardiomyopathy, Fainting, Spontaneous Coronary Artery Dissection (SCAD), and Familial Neurocardiogenic Syncope. Dr. Do is currently accepting new patients.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Cardiology
    Experienced in Inappropriate Sinus Tachycardia (IST)
    Cardiology

    Kaiser Permanente Fontana Medical Center - Cardiology Department

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Jie Ren is a Cardiologist practicing medicine in Fontana, California. Dr. Ren is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His clinical expertise encompasses Endocarditis, Cardiomyopathy, Familial Neurocardiogenic Syncope, and Fainting. Dr. Ren is currently accepting new patients.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Experienced in Inappropriate Sinus Tachycardia (IST)

    Kaiser Permanente Fontana Medical Center - Radiology Department

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Alice Wang is a Radiologist practicing medicine in Fontana, California. Dr. Wang is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). Her clinical expertise encompasses Neonatal Ovarian Cyst, Urea Cycle Disorders (UCD), Vertigo, and Pleural Effusion. Dr. Wang is currently accepting new patients.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Experienced in Inappropriate Sinus Tachycardia (IST)

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Ravi Konchigeri is a Cardiologist practicing medicine in Fontana, California. Dr. Konchigeri is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His clinical expertise encompasses Endocarditis, Cardiomyopathy, Heart Attack, and Apoplexy. Dr. Konchigeri is currently accepting new patients.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Experienced in Inappropriate Sinus Tachycardia (IST)

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Riteshkumar Patel is a Cardiologist practicing medicine in Fontana, California. Dr. Patel is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His clinical expertise encompasses Endocarditis, Mitral Stenosis, Familial Neurocardiogenic Syncope, and Fainting. Dr. Patel is currently accepting new patients.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Pediatric Radiology
    Experienced in Inappropriate Sinus Tachycardia (IST)
    Pediatric Radiology

    Kaiser Permanente Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English

    Raphael Alford is a Pediatric Radiologist practicing medicine in Fontana, California. Dr. Alford is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Visceromegaly, Ascites, Gallbladder Disease, and Pleural Effusion.

    Distinguished in Inappropriate Sinus Tachycardia (IST)
    Distinguished in Inappropriate Sinus Tachycardia (IST)

    Pulse Cardiology

    374 E Vanderbilt Way, 
    San Bernardino, CA 
     (9.2 miles away)
    Experience:
    41+ years
    Languages Spoken:
    English

    Ashis Mukherjee is a Cardiologist practicing medicine in San Bernardino, California. He has been practicing medicine for over 41 years. Dr. Mukherjee is rated as a Distinguished provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 39 other conditions, according to our data. His clinical expertise encompasses Heart Attack, Apoplexy, Familial Ventricular Tachycardia, Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR). Dr. Mukherjee is board certified in American Board Of Internal Medicine.

    Advanced in Inappropriate Sinus Tachycardia (IST)
    Advanced in Inappropriate Sinus Tachycardia (IST)

    SAC Health System

    250 S G St, 
    San Bernardino,, CA 
     (7.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Danish Siddiqui is a Cardiologist practicing medicine in San Bernardino,, California. Dr. Siddiqui is rated as an Advanced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 23 other conditions, according to our data. His clinical expertise encompasses Atrial Fibrillation, Heart Failure, Fainting, and Pulmonary Edema.

    Distinguished in Inappropriate Sinus Tachycardia (IST)
    Distinguished in Inappropriate Sinus Tachycardia (IST)

    Pulse Cardiology

    374 E Vanderbilt Way, 
    San Bernardino, CA 
     (9.2 miles away)
    Experience:
    26+ years
    Languages Spoken:
    English

    Prabhdeep Sethi is a Cardiologist practicing medicine in San Bernardino, California. He has been practicing medicine for over 26 years. Dr. Sethi is rated as a Distinguished provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 34 other conditions, according to our data. His clinical expertise encompasses Heart Attack, Inappropriate Sinus Tachycardia (IST), Apoplexy, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement. Dr. Sethi is board certified in American Board Of Internal Medicine.

    Distinguished in Inappropriate Sinus Tachycardia (IST)
    Distinguished in Inappropriate Sinus Tachycardia (IST)

    Pulse Cardiology

    374 E Vanderbilt Way, 
    San Bernardino, CA 
     (9.2 miles away)
    Experience:
    58+ years
    Languages Spoken:
    English

    Sami Nazzal is a Cardiologist practicing medicine in San Bernardino, California. He has been practicing medicine for over 58 years. Dr. Nazzal is rated as a Distinguished provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 34 other conditions, according to our data. His clinical expertise encompasses Heart Attack, Inappropriate Sinus Tachycardia (IST), Apoplexy, Heart Bypass Surgery, and Pacemaker Implantation. Dr. Nazzal is board certified in American Board Of Internal Medicine.

    Distinguished in Inappropriate Sinus Tachycardia (IST)
    Distinguished in Inappropriate Sinus Tachycardia (IST)

    Pulse Cardiology

    374 E Vanderbilt Way, 
    San Bernardino, CA 
     (9.2 miles away)
    Experience:
    26+ years
    Languages Spoken:
    English

    Issa Alesh is a Cardiologist practicing medicine in San Bernardino, California. He has been practicing medicine for over 26 years. Dr. Alesh is rated as a Distinguished provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 34 other conditions, according to our data. His clinical expertise encompasses Heart Attack, Inappropriate Sinus Tachycardia (IST), Familial Ventricular Tachycardia, and Apoplexy. Dr. Alesh is board certified in American Board Of Internal Medicine.

    Advanced in Inappropriate Sinus Tachycardia (IST)
    Neuroradiology | Radiology | Interventional Radiology
    Advanced in Inappropriate Sinus Tachycardia (IST)
    Neuroradiology | Radiology | Interventional Radiology

    Ontario Medical Center

    2295 S Vineyard Ave, 
    Fontana, CA 
     (9.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Gilbert Cheung is a Radiologist and a Neuroradiologist practicing medicine in Fontana, California. Dr. Cheung is rated as an Advanced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Multisystem Inflammatory Syndrome in Children (MIS-C), Vertigo, Pleural Effusion, and Stroke. Dr. Cheung is currently accepting new patients.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Experienced in Inappropriate Sinus Tachycardia (IST)

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English

    Arti Choure is a Cardiologist practicing medicine in Fontana, California. Dr. Choure is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). Her clinical expertise encompasses Endocarditis, Cardiomyopathy, Familial Neurocardiogenic Syncope, and Fainting.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Experienced in Inappropriate Sinus Tachycardia (IST)

    Kaiser Permanente Fontana Medical Center - Pediatrics Department

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Eugene Hwang is a Cardiologist practicing medicine in Fontana, California. Dr. Hwang is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Ventricular Septal Defects, Heart Murmurs, Patent Ductus Arteriosus, and Wolff-Parkinson-White Syndrome. Dr. Hwang is currently accepting new patients.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Experienced in Inappropriate Sinus Tachycardia (IST)

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Nainesh Gandhi is a Cardiologist practicing medicine in Fontana, California. Dr. Gandhi is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His clinical expertise encompasses Endocarditis, Cardiomyopathy, Fainting, and Familial Neurocardiogenic Syncope. Dr. Gandhi is currently accepting new patients.

    Showing 1-20 of 193

    Last Updated: 04/28/2026

    When should I see an Inappropriate Sinus Tachycardia (IST) doctor near Fontana, 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 Inappropriate Sinus Tachycardia (IST) doctor near Fontana, 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 Inappropriate Sinus Tachycardia (IST) doctors near Fontana, 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 Inappropriate Sinus Tachycardia (IST) doctors near Fontana, 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 Inappropriate Sinus Tachycardia (IST) doctor near Fontana, 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 Inappropriate Sinus Tachycardia (IST) doctor search results page. 

    Why is it important to get a second opinion from a different Inappropriate Sinus Tachycardia (IST) 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 Inappropriate Sinus Tachycardia (IST) doctor near Fontana, 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 Inappropriate Sinus Tachycardia (IST) 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 Inappropriate Sinus Tachycardia (IST) 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 Inappropriate Sinus Tachycardia (IST) doctors near Fontana, CA?

    Look for the filter feature on the left side of the Inappropriate Sinus Tachycardia (IST) 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 Inappropriate Sinus Tachycardia (IST) doctor that offers video calls?

    Look for the filter feature on the left-side of the Inappropriate Sinus Tachycardia (IST) 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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