I enjoy exercise, cooking, family, traveling, design, golf, tennis, NBA, learning, and making human connections. Dr. Tung is rated as an Elite provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Ventricular Tachycardia, Arrhythmias, Heart Block, Cardiac Ablation, and Pacemaker Implantation.

Komandoor Srivathsan is a Cardiac Electrophysiologist and a Cardiologist in Scottsdale, Arizona. Dr. Srivathsan has been practicing medicine for over 44 years and is rated as an Elite provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Arrhythmias, Atrial Fibrillation, Ventricular Tachycardia, Cardiac Ablation, and Pacemaker Implantation.

Tennis. Dr. Zawaneh is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Arrhythmias, Atrial Fibrillation, Familial Neurocardiogenic Syncope, Cardiac Ablation, and Pacemaker Implantation.

I enjoy traveling and spending time with my wife and three daughters. I also appreciate the chance to use my engineering background for technology consultations. Dr. Su is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Atrial Fibrillation, Arrhythmias, Ventricular Tachycardia, Cardiac Ablation, and Pacemaker Implantation.

Dr. Siamak Rassadi is a Cardiac Electrophysiology Specialist in Phoenix, Arizona. He graduated with honors in 1998. Having more than 21 years of diverse experiences, especially in CARDIAC ELECTROPHYSIOLOGY, CARDIOVASCULAR DISEASE (CARDIOLOGY). Dr. Rassadi is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Arrhythmias, Heart Murmurs, Dilated Cardiomyopathy (DCM), Pacemaker Implantation, and Cardiac Ablation.

Being Board Certified in Cardiology and Electrophysiology, I can treat both general cardiology patients and those with more extensive issues concerning the electrical system of the heart. I chose this subspecialty because it is a very technical field and offers very curative procedures for the patients. My approach is to treat the patient as an individual and to work with them to determine what the best treatment path is for them. Dr. Shukla is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Atrial Fibrillation, Fainting, Cardiomyopathy, Pacemaker Implantation, and Cardiac Ablation.

Thomas Mattioni is a Cardiac Electrophysiologist in Scottsdale, Arizona. Dr. Mattioni is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Sick Sinus Syndrome, Arrhythmias, Atrial Fibrillation, Pacemaker Implantation, and Cardiac Ablation. Dr. Mattioni is currently accepting new patients.

Sushmitha Patibandla is a Cardiac Electrophysiologist and a Cardiologist in Scottsdale, Arizona. Dr. Patibandla is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. Her top areas of expertise are Arrhythmias, Familial Neurocardiogenic Syncope, Cardiomyopathy, Pacemaker Implantation, and Cardiac Ablation. Dr. Patibandla is currently accepting new patients.

David Riggio is a Cardiac Electrophysiologist in Scottsdale, Arizona. Dr. Riggio is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Atrial Fibrillation, Arrhythmias, Sick Sinus Syndrome, Pacemaker Implantation, and Cardiac Ablation. Dr. Riggio is currently accepting new patients.

Junaid Bhutto is a Cardiac Electrophysiologist and a Cardiologist in Scottsdale, Arizona. Dr. Bhutto is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Arrhythmias, Sick Sinus Syndrome, Atrial Fibrillation, Pacemaker Implantation, and Cardiac Ablation. Dr. Bhutto is currently accepting new patients.

Bradley Oswood is a Cardiologist in Scottsdale, Arizona. Dr. Oswood is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Arrhythmias, Angina, Aortic Regurgitation, Angioplasty, and Cardiac Ablation.

Alan Tenaglia is a Cardiologist in Scottsdale, Arizona. Dr. Tenaglia is rated as an Advanced provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Aortic Regurgitation, Mitral Valve Regurgitation, Atherosclerosis, and Coronary Heart Disease.

As a dedicated cardiologist, I find great fulfillment in helping patients lead healthier lives through preventative care and evidence-based treatment. Outside the clinic, I maintain an active lifestyle by playing pickleball and squash, two sports that keep me energized and mentally sharp. I also have a passion for the arts and enjoy attending Broadway shows, which offer a creative escape and inspire balance in my life. Dr. Doss is rated as an Experienced provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are High Cholesterol, Sitosterolemia, Stable Angina, and Familial Combined Hyperlipidemia.

My favorite place to be when I am not working is anywhere my wife and kids are. I love the Southwest and my daughters and I enjoy hiking in Grand Canyon and the Superstitions. Dr. Klassen is rated as an Experienced provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Aortic Regurgitation, Coronary Heart Disease, Atherosclerosis, and Mitral Valve Regurgitation.

Outside of my professional life, I find joy in gardening, deep sea fishing, and outdoor adventures like camping. These pursuits keep me grounded and reflect the balance I strive to maintain between professional excellence and personal fulfillment. Dr. Khaled is rated as an Experienced provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Endocarditis, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Pediatric Myocarditis.

A devoted family man and proud father of four daughters, Dr. Rizik cherishes time spent on the ocean with his wife and children. A passionate University of Michigan sports fan, he often travels to Ann Arbor to cheer on his team—especially during football season. Beyond his personal life, Dr. Rizik is deeply committed to his role as a physician. He brings unwavering dedication to his patients and is driven by a passion for advancing research, innovation, and medical education. Dr. Rizik is rated as an Experienced provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Mitral Valve Regurgitation, Aortic Valve Stenosis, Coronary Heart Disease, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement.

Dr. Gupta stays active through strength training and running, maintains balance with yoga and meditation, and enjoys traveling to explore new cultures. Dr. Gupta is rated as an Experienced provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Heart Attack, Angina, Apoplexy, Atherosclerosis, and Angioplasty.

Dr. Akash Makkar is board certified in Cardiology and Clinical Cardiac Electrophysiology. He completed his Electrophysiology Fellowship at the University of Michigan, Ann Arbor, one of the top Electrophysiology programs in the country. Prior to that, Dr. Makkar was on faculty at Baylor College of Medicine, Houston. Dr. Makkar underwent his Internal Medicine Residency and Cardiology Fellowship at the University of Louisville, where he served Chief Cardiology Fellow for year 2009-2010. Dr. Makkar earned his medical degree from Kanpur University, India. He graduated from medical school in first place among all students garnering sought-after Governor's Medal for best graduating medical student. He also did post graduation from Postgraduate Institute of Medical Education and Research, Chandigarh, India one of the premier training hospitals in India.Dr. Makkar is well known for his excellent bedside manners as well as his skills for complex cardiac electrophysiology diagnosis and treatments. He is well respected within the cardiology community as an expert in his field and a physician other physicians trust with their patients. This has made him one of the busiest electrophysiologists in the state, but he never forgets why: Expert and skilled cardiac care focused on each patient's individual needs.Dr. Makkar is specially trained and an expert in performing the full range of electrophysiology procedure including complex trans-septal catheter ablations, implantation of complex cardiac devices, and laser lead extractions.  Dr. Makkar is also an active researcher, having authored numerous abstracts and manuscripts. Dr. Makkar has been recognized for being is one of the first electrophysiologists to perform flouroless (no radiation/x-rays) atrial fibrillation ablations in the state of Arizona. Dr. Makkar is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Atrial Fibrillation, Arrhythmias, Sick Sinus Syndrome, Cardiac Ablation, and Pacemaker Implantation.

To help people achieve health for life. Dr. Rhee is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Arrhythmias, Familial Ventricular Tachycardia, Inappropriate Sinus Tachycardia (IST), Cardiac Ablation, and Pacemaker Implantation.

David Simper is a Cardiologist in Scottsdale, Arizona. Dr. Simper is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Arrhythmias, Angina, Atrial Fibrillation, Pacemaker Implantation, and Cardiac Ablation.