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

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

Last Updated: 04/28/2026

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MediFind found 68 doctor with experience in Inappropriate Sinus Tachycardia (IST) near Simi Valley, CA. Of these, 60 are Experienced and 8 are Advanced.

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68 providers found
    Experienced in Inappropriate Sinus Tachycardia (IST)
    Cardiology
    Experienced in Inappropriate Sinus Tachycardia (IST)
    Cardiology

    Adventist Health Physicians Network

    124 Macaw Ln, 
    Simi Valley,, CA 
     (1.0 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Offers Telehealth

    Arrash Fard is a Cardiologist practicing medicine in Simi Valley,, California. He has been practicing medicine for over 17 years. Dr. Fard is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His clinical expertise encompasses Heart Failure, Hypertension, Glucocorticoid-Remediable Aldosteronism, and High Cholesterol.

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

    Adventist Health Physicians Network

    124 Macaw Ln, 
    Simi Valley,, CA 
     (1.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Thanh Nguyen is an Interventional Cardiologist practicing medicine in Simi Valley,, California. Dr. Nguyen is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Familial Combined Hyperlipidemia, Xanthoma, High Cholesterol, Atrial Fibrillation, and Atherectomy.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Experienced in Inappropriate Sinus Tachycardia (IST)
    1687 Erringer Rd, Suite 105, 
    Simi Valley, CA 
     (1.1 miles away)
    Languages Spoken:
    English

    Varol Togay is a Cardiologist practicing medicine in Simi Valley, California. Dr. Togay is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Familial Neurocardiogenic Syncope, Atrioventricular Nodal Reentrant Tachycardia (AVNRT), His Bundle Tachycardia, Pacemaker Implantation, and Cardiac Ablation.

    Learn about our expert tiers
    Experienced in Inappropriate Sinus Tachycardia (IST)
    Family Medicine
    Experienced in Inappropriate Sinus Tachycardia (IST)
    Family Medicine

    Adventist Health Simi Valley

    2975 Sycamore Dr, 
    Simi Valley, CA 
     (2.5 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English

    Daria Younessi is a Family Medicine provider practicing medicine in Simi Valley, California. He has been practicing medicine for over 17 years. Dr. Younessi is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His clinical expertise encompasses Gallbladder Disease, Liver Failure, Chronic Inflammatory Response Syndrome (CIRS), Gastrostomy, and Hip Replacement.

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

    Renaissance Imaging Medical Associates Inc

    4100 Guardian St, Ste 205, 
    Simi Valley, CA 
     (3.8 miles away)
    Languages Spoken:
    English

    Richard Alberts is a Radiologist and an Interventional Radiologist practicing medicine in Simi Valley, California. Dr. Alberts is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 50 other conditions, according to our data. His clinical expertise encompasses Gallbladder Disease, Pleural Effusion, Pleurisy, Bone Graft, and Vertebroplasty. Dr. Alberts is board certified in Radiology Diagnostic Radiology.

    Experienced in Inappropriate Sinus Tachycardia (IST)
    Radiology | Neuroradiology
    Experienced in Inappropriate Sinus Tachycardia (IST)
    Radiology | Neuroradiology

    Larry R. Sadler, MD Private Practice

    4100 Guardian St, Ste 205, 
    Simi Valley, CA 
     (3.8 miles away)
    Languages Spoken:
    English

    Larry Sadler is a Radiologist and a Neuroradiologist practicing medicine in Simi Valley, California. Dr. Sadler is rated as an Experienced 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 Stroke, CAPOS Syndrome, Subarachnoid Hemorrhage, and Pleural Effusion. Dr. Sadler is board certified in Radiology (Sub: Neuroradiology) and Radiology Diagnostic Radiology.

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

    Carbon Health Medical Group Of California PC

    2944 Tapo Canyon Rd, Suite A, 
    Simi Valley, CA 
     (4.0 miles away)
    Languages Spoken:
    English

    Jocelyn Moon is a Physician Assistant practicing medicine in Simi Valley, California. Ms. Moon is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). Her clinical expertise encompasses Eyelid Bump, Muscle Spasms, and Inappropriate Sinus Tachycardia (IST).

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

    Fadel Abdulhai, DO Private Practice

    885 Patriot Dr, F, 
    Moorpark, CA 
     (4.7 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English, Arabic, Spanish

    Fadel Abdulhai is a primary care provider, practicing in Family Medicine in Moorpark, California. He has been practicing medicine for over 17 years. Dr. Abdulhai is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Sitosterolemia, Familial Hypertriglyceridemia, High Cholesterol, and Glucocorticoid-Remediable Aldosteronism. Dr. Abdulhai is board certified in Family Medicine.

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

    Office

    4100 Guardian St Ste 205, 
    Simi Valley, CA 
     (6.0 miles away)
    Languages Spoken:
    English

    Steven Cohen is a Radiologist practicing medicine in Simi Valley, California. Dr. Cohen 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 Diverticular Disease, Pleurisy, Pleural Effusion, and Pulmonary Fibrosis.

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

    Charles P. Johnson M.D. Inc .

    2220 Lynn Rd Ste 203, 
    Thousand Oaks,, CA 
     (7.0 miles away)
    Languages Spoken:
    English

    John Hess is a Cardiologist practicing medicine in Thousand Oaks,, California. Dr. Hess is rated as an Experienced 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 Sitosterolemia, Hyperlipoproteinemia Type 4, Heterozygous Familial Hypercholesterolemia (HeFH), and Defective Apolipoprotein B-100.

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

    Los Robles Health System

    215 W Janss Rd, 
    Thousand Oaks, CA 
     (7.2 miles away)
    Languages Spoken:
    English

    Carlo Reyes is an Emergency Medicine provider practicing medicine in Thousand Oaks, California. Dr. Reyes is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Concussion, Lymphangitis, Delirium, and Cellulitis.

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

    Raluca Arimie, MD Medical Corp.

    23055 Sherman Way, 
    West Hills, CA 
     (9.9 miles away)
    Experience:
    22+ years
    Languages Spoken:
    English
    Offers Telehealth

    Raluca Arimie is a Cardiologist and an Internal Medicine provider practicing medicine in West Hills, California. She has been practicing medicine for over 22 years. Dr. Arimie is rated as an Advanced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). She is also highly rated in 29 other conditions, according to our data. Her clinical expertise encompasses Degos Disease, Vasculitis, Cardiomyopathy, and Arrhythmogenic Right Ventricular Cardiomyopathy. Dr. Arimie is board certified in American Board Of Internal Medicine.

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

    UCLA West Valley Medical Center

    7300 Medical Center Dr, 
    West Hills, CA 
     (9.9 miles away)
    Languages Spoken:
    English

    Michael Kupfer is a Radiologist practicing medicine in West Hills, California. Dr. Kupfer is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 30 other conditions, according to our data. His clinical expertise encompasses Congenital Giant Megaureter, Ascites, X-Linked Intellectual Disability, Siderius Type, Bone Marrow Aspiration, and Gastrostomy.

    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 
     (14.5 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)
    Advanced in Inappropriate Sinus Tachycardia (IST)

    Cardiovascular Care Center

    2100 Lynn Rd Ste 120, 
    Thousand Oaks,, CA 
     (7.0 miles away)
    Languages Spoken:
    English

    Shahrzad Shareghi is a Cardiologist practicing medicine in Thousand Oaks,, California. Dr. Shareghi is rated as an Advanced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). She is also highly rated in 24 other conditions, according to our data. Her clinical expertise encompasses Apoplexy, Coronary Artery Spasm, Prinzmetal's Variant Angina, and Varicose Veins.

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

    Interventional Cardiology Medical Group, Inc.

    7301 Medical Center Dr, 
    West Hills, CA 
     (9.8 miles away)
    Experience:
    31+ years
    Languages Spoken:
    English

    Aamer Jamali is a Cardiologist and an Internal Medicine provider practicing medicine in West Hills, California. He has been practicing medicine for over 31 years. Dr. Jamali is rated as an Advanced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 48 other conditions, according to our data. His clinical expertise encompasses Coronary Heart Disease, Atherosclerosis, Familial Neurocardiogenic Syncope, Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR). Dr. Jamali 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

    Interventional Cardiology Medical Group, Inc.

    7301 Medical Center Dr, 
    West Hills, CA 
     (9.8 miles away)
    Experience:
    19+ years
    Languages Spoken:
    English
    Offers Telehealth

    Farhad Rafii is a Cardiologist and an Internal Medicine provider practicing medicine in West Hills, California. He has been practicing medicine for over 19 years. Dr. Rafii is rated as an Advanced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 36 other conditions, according to our data. His clinical expertise encompasses Arrhythmias, Hypertension, Glucocorticoid-Remediable Aldosteronism, Paroxysmal Supraventricular Tachycardia (PSVT), and Pacemaker Implantation. Dr. Rafii is board certified in American Board Internal Medicine.

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

    Interventional Cardiology Medical Group, Inc.

    7301 Medical Center Dr, 
    West Hills, CA 
     (9.8 miles away)
    Experience:
    14+ years
    Languages Spoken:
    English

    Joseph Yu is a Cardiologist and an Internal Medicine provider practicing medicine in West Hills, California. He has been practicing medicine for over 14 years. Dr. Yu 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 Heart Attack, Apoplexy, Arterial Embolism, Heart Failure, and Angioplasty. Dr. Yu is board certified in American Board Internal Med.

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

    Interventional Cardiology Medical Group, Inc.

    23101 Sherman Pl, 
    West Hills, CA 
     (9.9 miles away)
    Experience:
    35+ years
    Languages Spoken:
    English
    Offers Telehealth

    Ramin Farshi is a Cardiologist and an Internal Medicine provider practicing medicine in West Hills, California. He has been practicing medicine for over 35 years. Dr. Farshi is rated as an Advanced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). He is also highly rated in 40 other conditions, according to our data. His clinical expertise encompasses Coronary Heart Disease, Atherosclerosis, Hypertension, Endoscopy, and Gastrostomy. Dr. Farshi 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

    Interventional Cardiology Medical Group, Inc.

    23101 Sherman Pl, 
    West Hills, CA 
     (9.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Menachem Wakslak is a Cardiologist and an Internal Medicine provider practicing medicine in West Hills, California. Dr. Wakslak is rated as an Experienced 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 Atrial Fibrillation, Arrhythmias, Cardiomyopathy, Pacemaker Implantation, and Cardiac Ablation. Dr. Wakslak is board certified in American Board Of Internal Medicine.

    Showing 1-20 of 68

    Last Updated: 04/28/2026

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