Dr. John Tretter

Arun Kolli is a Cardiologist in Mesa, Arizona. Dr. Kolli is rated as a Distinguished provider by MediFind in the treatment of Familial Progressive Cardiac Conduction Defect. His top areas of expertise are Sick Sinus Syndrome, Arrhythmias, Arrhythmogenic Right Ventricular Cardiomyopathy, Pacemaker Implantation, and Cardiac Ablation.

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 Familial Progressive Cardiac Conduction Defect. His top areas of expertise are Atrial Fibrillation, Arrhythmias, Sick Sinus Syndrome, Cardiac Ablation, and Pacemaker Implantation.

Thomas Roy is a Cardiologist in Phoenix, Arizona. Dr. Roy is rated as an Advanced provider by MediFind in the treatment of Familial Progressive Cardiac Conduction Defect. His top areas of expertise are Familial Progressive Cardiac Conduction Defect, Arrhythmias, Sick Sinus Syndrome, Atrial Fibrillation, and Pacemaker Implantation.