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

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

Last Updated: 04/28/2026

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MediFind found 158 doctor with experience in Inappropriate Sinus Tachycardia (IST) near Sylmar, CA. Of these, 134 are Experienced, 23 are Advanced and 1 are Distinguished.

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158 providers found
    Distinguished in Inappropriate Sinus Tachycardia (IST)
    Cardiology | Internal Medicine
    Distinguished in Inappropriate Sinus Tachycardia (IST)
    Cardiology | Internal Medicine

    Cardiovascular Consultants Medical Group

    14901 Rinaldi St, 
    Mission Hills, CA 
     (1.4 miles away)
    Experience:
    38+ years
    Languages Spoken:
    English

    Kenneth Tam is a Cardiologist and an Internal Medicine provider practicing medicine in Mission Hills, California. He has been practicing medicine for over 38 years. Dr. Tam is rated as a Distinguished provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 45 other conditions, according to our data. His clinical expertise encompasses Heart Attack, Apoplexy, Inappropriate Sinus Tachycardia (IST), Familial Ventricular Tachycardia, and Pacemaker Implantation. Dr. Tam is board certified in American Board Of Internal Medicine.

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

    Providence Holy Cross Medical Center

    15031 Rinaldi St, 
    Mission Hills, CA 
     (1.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Giancarlo Dimassa is an Emergency Medicine provider practicing medicine in Mission Hills, California. Dr. Dimassa is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His clinical expertise encompasses Gallbladder Disease, Inappropriate Sinus Tachycardia (IST), Liver Failure, and Chronic Inflammatory Response Syndrome (CIRS).

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Experienced in Inappropriate Sinus Tachycardia (IST)
    15340 Devonshire Street, Suite 8, 
    Mission Hills, CA 
     (2.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Emile Shenouda is a primary care provider, practicing in Pediatrics in Mission Hills, California. Dr. Shenouda is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 31 other conditions, according to our data. His clinical expertise encompasses Obesity in Children, Food Allergy, Vitamin D Deficiency, and Rotor Syndrome. Dr. Shenouda is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Inappropriate Sinus Tachycardia (IST)
    Intensive Care Medicine
    Experienced in Inappropriate Sinus Tachycardia (IST)
    Intensive Care Medicine
    17075 Devonshire Street, Suite 205, 
    Northridge, CA 
     (3.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Sasan Sani is an Intensive Care Medicine provider practicing medicine in Northridge, California. Dr. Sani is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Parapneumonic Pleural Effusion, Lung Metastases, Chronic Obstructive Pulmonary Disease (COPD), Pneumonia, and Gastrostomy. Dr. Sani is currently accepting new patients.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Pulmonary Medicine | Internal Medicine
    Experienced in Inappropriate Sinus Tachycardia (IST)
    Pulmonary Medicine | Internal Medicine
    17075 Devonshire Street, Suite 205, 
    Northridge, CA 
     (3.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Kasra Sedarati is an Internal Medicine provider practicing medicine in Northridge, California. Dr. Sedarati is rated as an Experienced 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 Parapneumonic Pleural Effusion, Lung Metastases, Chronic Obstructive Pulmonary Disease (COPD), Pneumonia, and Gastrostomy. Dr. Sedarati is currently accepting new patients.

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

    Sam J. Kalioundji, MD Private Practice

    18406 Roscoe Blvd, 
    Northridge, CA 
     (6.9 miles away)
    Languages Spoken:
    English, Arabic, Spanish
    Accepting New Patients
    Offers Telehealth

    Dr. Sam Kalioundji (pronounced Kal-yoon-gee) was born and raised in the San Fernando Valley. He graduated in 2001 from the University of California, Los Angeles with a Bachelor’s Degree in Neuroscience. He then attended Medical School / Fifth Pathway at New York Medical College / Universidad Autonoma de Guadalajara. While in medical school, Dr. Kalioundji excelled in his medical coursework and diligently served the indigent with compassion. He graduated in 2007 as a Physician/Surgeon MD.In 2007, Dr. Kalioundji began his medical internship and residency at the University of Southern California. While building on his skills through the medical internship and residency program, he conducted extensive research on antiplatelet therapy and medical compliance. From 2010 to 2013, he completed his cardiology fellowship at USC/LAC.Dr. Kalioundji completed the Interventional Cardiology fellowship at Kaiser Los Angeles Medical Center in 2014. He received sub-specialty training in Interventional Cardiac and Peripheral Interventions with over 1500 cases performed, one of the highest in Southern California. He was nominated by his mentors as a Fellow to the American College of Cardiology (FACC).Dr. Kalioundji is Board Certified in Internal Medicine and Cardiology through the American Board of Internal Medicine. He is board eligible in Interventional Cardiology.Fluent in English, Spanish, and Arabic, Dr. Kalioundji enjoys traveling and sharing in experiences of different cultures. He has participated in numerous marathons and triathlons including the LA Marathon 9 times and counting. He is an Eagle Boy Scout and assists in numerous philanthropic causes. He truly believes in a sound mind in a sound body.Dr. Kalioundji is honored to join the practice of Dr. Elias under his esteemed mentorship.Spending quality time with each patient and their family to establish the best possible plan to improve the health of each and every one of his patients. Dr. Kalioundji is rated as an Advanced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 38 other conditions, according to our data. His clinical expertise encompasses Metabolic Syndrome, Angina, Pulmonary Edema, Pacemaker Implantation, and Endoscopy. Dr. Kalioundji is board certified in Internal Medicine and Internal Medicine (Sub: Cardiovascular Disease). Dr. Kalioundji is currently accepting new patients.

    Advanced in Inappropriate Sinus Tachycardia (IST)
    Cardiology | Internal Medicine
    Advanced in Inappropriate Sinus Tachycardia (IST)
    Cardiology | Internal Medicine

    Cardiovascular Consultants Medical Group

    14901 Rinaldi St, 
    Mission Hills, CA 
     (1.4 miles away)
    Experience:
    25+ years
    Languages Spoken:
    English
    Offers Telehealth

    Shervin Sadrpour is a Cardiologist and an Internal Medicine provider practicing medicine in Mission Hills, California. He has been practicing medicine for over 25 years. Dr. Sadrpour is rated as an Advanced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Atrial Fibrillation, Fainting, Arrhythmias, Pacemaker Implantation, and Cardiac Ablation. Dr. Sadrpour is board certified in American Board Of Internal Medicine.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Cardiology | Internal Medicine
    Experienced in Inappropriate Sinus Tachycardia (IST)
    Cardiology | Internal Medicine

    Cardiovascular Consultants Medical Group

    14901 Rinaldi St, 
    Mission Hills, CA 
     (1.4 miles away)
    Experience:
    23+ years
    Languages Spoken:
    English
    Offers Telehealth

    Abhishek Sinha is a Cardiologist and an Internal Medicine provider practicing medicine in Mission Hills, California. He has been practicing medicine for over 23 years. Dr. Sinha is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Aortic Valve Stenosis, Apoplexy, Angina, Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR). Dr. Sinha is board certified in American Board Of Internal Medicine.

    Advanced in Inappropriate Sinus Tachycardia (IST)
    Cardiology | Internal Medicine
    Advanced in Inappropriate Sinus Tachycardia (IST)
    Cardiology | Internal Medicine

    Saman Fakheri, MD

    17075 Devonshire St, 
    Northridge, CA 
     (3.9 miles away)
    Experience:
    19+ years
    Languages Spoken:
    English
    Offers Telehealth

    Saman Fakheri is a Cardiologist and an Internal Medicine provider practicing medicine in Northridge, California. He has been practicing medicine for over 19 years. Dr. Fakheri is rated as an Advanced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 33 other conditions, according to our data. His clinical expertise encompasses Heart Attack, Apoplexy, Arterial Embolism, and Mitral Valve Regurgitation. Dr. Fakheri is board certified in American Board Of Internal Medicine.

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

    Santa Clarita Cardiology Medical Group Inc.

    23928 Lyons Ave Ste 101, 
    Newhall, CA 
     (5.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Harold Quan is a Cardiologist practicing medicine in Newhall, California. Dr. Quan is rated as an Advanced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Aortic Valve Stenosis, Brugada Syndrome, Postural Orthostatic Tachycardia Syndrome (POTS), Ureteroscopy, and Bone Graft.

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

    Ramesh Arora Medical Corp.

    14411 Hamlin St, 
    Van Nuys,, CA 
     (7.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Ramesh Arora is an Internal Medicine provider practicing medicine in Van Nuys,, California. Dr. Arora is rated as an Advanced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Mitral Valve Regurgitation, Carotid Artery Disease, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Cardiac Electrophysiology | Cardiology
    Experienced in Inappropriate Sinus Tachycardia (IST)
    Cardiac Electrophysiology | Cardiology
    7640 Tampa Avenue, Suite 101, 
    Reseda, CA 
     (8.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Leo Polosajian is a Cardiologist practicing medicine in Reseda, California. Dr. Polosajian is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 43 other conditions, according to our data. His clinical expertise encompasses Angina, Glucocorticoid-Remediable Aldosteronism, Hypertension, Pacemaker Implantation, and Cardiac Ablation. Dr. Polosajian is currently accepting new patients.

    Advanced in Inappropriate Sinus Tachycardia (IST)
    Advanced in Inappropriate Sinus Tachycardia (IST)
    14411 Hamlin Street, 
    Van Nuys, CA 
     (8.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    James Higgins is a Cardiologist practicing medicine in Van Nuys, California. Dr. Higgins is rated as an Advanced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Mitral Valve Regurgitation, Brugada Syndrome, Short QT Syndrome, Postural Orthostatic Tachycardia Syndrome (POTS), and Angioplasty. Dr. Higgins is currently accepting new patients.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Experienced in Inappropriate Sinus Tachycardia (IST)
    15503 Ventura Boulevard, 
    Encino, CA 
     (10.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sahar Sohrabian is a Cardiologist practicing medicine in Encino, California. Dr. Sohrabian is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). Her clinical expertise encompasses Pulmonary Hypertension, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Neurocardiogenic Syncope.

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

    Northeast Valley Health Corporation

    1600 San Fernando Rd, 
    San Fernando, CA 
     (0.9 miles away)
    Languages Spoken:
    English

    Yvonne Shih is a Nurse Practitioner practicing medicine in San Fernando, California. Ms. Shih is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). Her clinical expertise encompasses Vitamin D Deficiency, Menopause, and Inappropriate Sinus Tachycardia (IST).

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

    Providence Holy Cross Medical Center

    15031 Rinaldi St, 
    Mission Hills, CA 
     (1.3 miles away)
    Languages Spoken:
    English

    Saber Patrus is an Internal Medicine provider practicing medicine in Mission Hills, California. Dr. Patrus is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His clinical expertise encompasses Heart Failure with Preserved Ejection Fraction (HFpEF), Gallbladder Disease, Chronic Inflammatory Response Syndrome (CIRS), and Inappropriate Sinus Tachycardia (IST).

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

    Providence Holy Cross Medical Center

    15031 Rinaldi St, 
    Mission Hills, CA 
     (1.3 miles away)
    Languages Spoken:
    English

    Bradley Hatfield is an Interventional Radiologist practicing medicine in Mission Hills, California. Dr. Hatfield is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 52 other conditions, according to our data. His clinical expertise encompasses Gallbladder Disease, Ascites, Pleurisy, Bone Marrow Aspiration, and Vertebroplasty.

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

    The Heart Medical Group

    14124 Foothill Blvd, 
    Sylmar, CA 
     (1.5 miles away)
    Experience:
    20+ years
    Languages Spoken:
    English
    Offers Telehealth

    Michael Hakimi is a Cardiologist practicing medicine in Sylmar, California. He has been practicing medicine for over 20 years. Dr. Hakimi is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Arterial Embolism, Angina, Hypertension, Angioplasty, and Heart Bypass Surgery. Dr. Hakimi is board certified in American Board Internal Medicine.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Internal Medicine
    Experienced in Inappropriate Sinus Tachycardia (IST)
    Internal Medicine
    11333 Sepulveda Boulevard, Floor 2, 
    Mission Hills, CA 
     (1.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Donald Huey is a primary care provider, practicing in Internal Medicine in Mission Hills, California. Dr. Huey 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 Non-Alcoholic Fatty Liver Disease, Type 2 Diabetes (T2D), Visceromegaly, and Cirrhosis.

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

    Facey Endoscopy Center

    11333 Sepulveda Blvd, 
    Mission Hills, CA 
     (1.7 miles away)
    Languages Spoken:
    English

    Ryenn West is a primary care provider, practicing in Family Medicine in Mission Hills, California. Dr. West is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Acute Cystitis, Tracheobronchomalacia, Acquired Tracheomalacia, and COVID-19.

    Showing 1-20 of 158

    Last Updated: 04/28/2026

    When should I see an Inappropriate Sinus Tachycardia (IST) doctor near Sylmar, 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 Sylmar, 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 Sylmar, 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 Sylmar, 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 Sylmar, 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 Sylmar, 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 Sylmar, 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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