I like to make a meaningful impact in my patients' lives to help them feel better and live longer, healthier lives. With a holistic approach, I evaluate the entire cardiovascular system to make the right adjustments to enable this to happen. Being Board Certified in Internal Medicine, Cardiovascular Disease and Interventional Cardiology, I am able to treat both general cardiology patients, as well as those with vascular issues. Dr. Lichtenwalter is rated as an Advanced provider by MediFind in the treatment of Necrosis. His top areas of expertise are Angina, Coronary Heart Disease, Atherosclerosis, Stent Placement, and Cardiac Ablation.

Being Board Certified in Cardiology and Interventional Cardiology with advanced training in cardiac imaging, heart failure and transplantation, my approach to patients is that of disease prevention and media management with invasive and interventional procedures as indicated based on the severity of the disease. I treat my patients as an individual, each who may need a different approach than the next. I take the time to listen to my patients and address their needs for the current issue, as well as come up with a plan for their preventative care as well. Dr. Yelamanchili is rated as a Distinguished provider by MediFind in the treatment of Necrosis. His top areas of expertise are Hypertensive Heart Disease, Necrosis, Angina, Pediatric Myocarditis, and Pacemaker Implantation.

Marc Berkowitz is a Cardiologist and an Interventional Cardiologist in Mesa, Arizona. Dr. Berkowitz is rated as a Distinguished provider by MediFind in the treatment of Necrosis. His top areas of expertise are Angina, Atherosclerosis, Coronary Heart Disease, and Stable Angina. Dr. Berkowitz is currently accepting new patients.

Ruchir Patel is a Nephrologist in Mesa, Arizona. Dr. Patel is rated as a Distinguished provider by MediFind in the treatment of Necrosis. His top areas of expertise are Acute Kidney Failure, Nephrosclerosis, Renovascular Hypertension, and End-Stage Renal Disease (ESRD). Dr. Patel is currently accepting new patients.

Prashant Kolar is a Nephrologist in Mesa, Arizona. Dr. Kolar is rated as a Distinguished provider by MediFind in the treatment of Necrosis. His top areas of expertise are Acute Kidney Failure, Chronic Kidney Disease, Necrosis, and Analgesic Nephropathy. Dr. Kolar is currently accepting new patients.

Sanjay Lamba is a Nephrologist in Mesa, Arizona. Dr. Lamba is rated as a Distinguished provider by MediFind in the treatment of Necrosis. His top areas of expertise are Acute Kidney Failure, End-Stage Renal Disease (ESRD), Nephrosclerosis, and Renovascular Hypertension. Dr. Lamba is currently accepting new patients.

Raul Gatchalian is a Nephrologist in Mesa, Arizona. Dr. Gatchalian is rated as a Distinguished provider by MediFind in the treatment of Necrosis. His top areas of expertise are Nephrosclerosis, Renovascular Hypertension, Acute Kidney Failure, and End-Stage Renal Disease (ESRD). Dr. Gatchalian is currently accepting new patients.

Ramya Vejella is a Nephrologist in Mesa, Arizona. Dr. Vejella is rated as a Distinguished provider by MediFind in the treatment of Necrosis. Her top areas of expertise are Nephrosclerosis, Renovascular Hypertension, Acute Kidney Failure, and Chronic Kidney Disease. Dr. Vejella is currently accepting new patients.

Balaji Tamarappoo is a Cardiologist in Mesa, Arizona. Dr. Tamarappoo is rated as an Advanced provider by MediFind in the treatment of Necrosis. His top areas of expertise are Coronary Heart Disease, Heart Failure with Preserved Ejection Fraction (HFpEF), Sarcoidosis, Pacemaker Implantation, and Heart Transplant.

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 an Advanced provider by MediFind in the treatment of Necrosis. His top areas of expertise are Atrial Fibrillation, Fainting, Cardiomyopathy, Pacemaker Implantation, and Cardiac Ablation.

Yasir Batres is an Internal Medicine provider in Mesa,, Arizona. Dr. Batres is rated as an Experienced provider by MediFind in the treatment of Necrosis. His top areas of expertise are Metabolic Syndrome, Angina, Idiopathic Edema, and Heart Murmurs.

Narong Kulvatunyou is an Intensive Care Medicine provider in Mesa, Arizona. Dr. Kulvatunyou is rated as an Experienced provider by MediFind in the treatment of Necrosis. His top areas of expertise are Delirium, Subdural Hematoma, Chronic Subdural Hematoma, Appendectomy, and Gallbladder Removal.

Alan Grossman is a Cardiologist in Mesa,, Arizona. Dr. Grossman is rated as an Advanced provider by MediFind in the treatment of Necrosis. His top areas of expertise are Cardiomyopathy, Adenosine Deaminase 2 Deficiency, Arterial Embolism, and Angina.

Dr. Ashish Pershad is a board certified interventional cardiologist.  He is the Director of Interventional Cardiology at Chandler Regional Medical Center and Mercy Gilbert Medical Center.He has expertise in treating, Aortic Stenosis with TAVAR, Mitral Valve Disease with Mitraclip and TMVR Complex Coronary Artery Disease with Chronic Total Occlusion (CTO) PCI, and CHIP interventions and stroke prevention with LAAO therapies.Dr. Pershad has been recognized as an expert in complex coronary Intervention including CTO, PCI and Structural Heart Intervention. He is extensively published with more than 110 peer-reviewed publications. Dr. Pershad is rated as a Distinguished provider by MediFind in the treatment of Necrosis. His top areas of expertise are Aortic Valve Stenosis, Mitral Valve Regurgitation, Coronary Heart Disease, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement.

Dr. Erica Flores was born and raised in Los Angeles, California. She completed her undergraduate training at Whittier College. Her medical training began at the Medical College of Wisconsin where she graduated in 2011. Dr. Flores completed her Internship and Residency at Banner Good Samaritan Medical Center in Phoenix, AZ, followed by a Vascular Medicine fellowship at the University of Southern California. She then completed her Cardiology Fellowship training at the University of Arizona College of Medicine-Phoenix in 2018 where she served as Chief Cardiology Fellow. She is board-certified in Internal Medicine, Nuclear Cardiology, Echocardiography and Vascular Interpretation.Dr. Flores is currently serving as an early career representative for the Society of Vascular Medicine. She attributes this to her immense interests in vascular medicine. As an advocate for patient education, Dr. Flores writes for the American College of Cardiology: CardioSmart. Additionally, she is a passionate advocate for women's health and is working with the American Heart Association to increase awareness of cardiovascular disease in women with community events. She remains involved with the cardiology fellowship program at the University of Arizona College of Medicine-Phoenix through teaching. Dr. Flores is rated as an Advanced provider by MediFind in the treatment of Necrosis. Her top areas of expertise are Hypertensive Heart Disease, Pediatric Myocarditis, Necrosis, and Multifocal Atrial Tachycardia.

Dr. Robert Hanson attended Michigan State University for his bachelors, graduate and medical school education. He graduated medical school in 2005.  He underwent internship training at Henry Ford hospital, in Detroit, Michigan, and went on to complete his Internal medicine residency (2008) and Cardiology fellowship (2011) at Pontiac Osteopathic Hospital, in Pontiac Michigan. His other interests include Tropical and Travel Medicine.  He has been actively involved in clinical and laboratory based research and has received 2 research scholarships from the National Institutes of Health (NIH) and has conducted collaborative research with the Centers for Disease and Prevention (CDC).Dr. Hanson served in the U.S. Air force from 1987-1991 (Desert Shield / Storm). After his honorable discharge, he attended Michigan State University to further his education.  He served as the Director of Cardiovascular Services at the Battle Creek and Wyoming Michigan Veteran's Affairs Hospital  for about 2.5 years prior to joining us. He is board certified in Internal and Cardiovascular Medicine and is a strong advocate of disease prevention through healthy lifestyle and nutritional choices. Dr. Hanson is rated as an Advanced provider by MediFind in the treatment of Necrosis. His top areas of expertise are Hypertensive Heart Disease, Pediatric Myocarditis, Necrosis, and Atherosclerosis.

Suntharo Ly is a Cardiologist and an Interventional Cardiologist in Chandler, Arizona. Dr. Ly is rated as an Advanced provider by MediFind in the treatment of Necrosis. His top areas of expertise are Apoplexy, Atherosclerosis, Coronary Heart Disease, Angina, and Pacemaker Implantation. Dr. Ly is currently accepting new patients.

Mashood Qadri is a Nephrologist in Chandler, Arizona. Dr. Qadri is rated as a Distinguished provider by MediFind in the treatment of Necrosis. His top areas of expertise are Acute Kidney Failure, Renovascular Hypertension, Nephrosclerosis, and Necrosis. Dr. Qadri is currently accepting new patients.

Dr. Georges Y. Nseir, a member founder of Premier Cardiovascular Center (PCC) is an Invasive Cardiologist. Commencing PCC in January 2010, he had ten years of experience in cardiovascular medicine. He is board certified in Cardiovascular Medicine and Interventional Cardiology and Vascular and Endovascular Medicine. Previously, Dr. Nseir practiced at the Arizona Heart Institute (AHI) – East valley in Phoenix, Chandler and Casa Grande from 2000 to 2009. He joined AHI after completing his fellowship in interventional cardiology at Charleston, West Virginia. Dr. Nseir received his medical degree from the Lebanese University School of Medical Sciences in Beirut, Lebanon and completed his residency at Staten Island University Hospital in Staten Island, New York. In addition to his fellowship at Charleston Area Medical Center, Dr. Nseir is a past fellow in cardiovascular disease at State University of New York in Brooklyn and Cardiovascular Interventions at Arizona Heart Institute, Phoenix, AZ. His expertise includes radial artery interventions in addition to femoral access for coronary interventions and peripheral vascular disease. He is a fellow of the American College of Cardiology, and professional memberships include: American College of Cardiology; Society of Catheterization and Cardiovascular Interventions and the American Heart Association. Dr. Nseir provides outpatient cardiovascular services at the PCC Chandler and Casa Grande office locations and inpatient cardiology, peripheral and interventional services at all participating area hospitals, including Banner Casa Grande, Chandler Regional Hospital, and Mercy Gilbert Medical Center.To help people achieve health for life. Dr. Nseir is rated as an Advanced provider by MediFind in the treatment of Necrosis. His top areas of expertise are Angina, Coronary Heart Disease, Atherosclerosis, Angioplasty, and Atherectomy.

Dr. John R. Tretter is board certified in Cardiovascular Medicine, Internal Medicine, Echocardiography and level 2 CT Angiography. Dr. Tretter received his medical degree from Autonomous University of Guadalajara, Guadalajara, México. He completed his internal medicine residency at Harbor Hospital, Baltimore, Maryland in 1989 and completed his cardiology fellowship at the Mount Sinai Medical Center in Cleveland, Ohio. Dr. Tretter is a member of the American College of Cardiology and the American Society of Echocardiography. He practiced with the Slocum-Dickson Medical group in upstate New York for nearly 20 years.In 2009 he traded snowboarding on the slopes of upstate New York for mountain biking in the beautiful Arizona desert terrain to join Premier Cardiovascular Center (PCC). He has extensive experience in various cardiovascular diseases and provides services at our Casa Grande location and Banner Casa Grande Medical Center, where he serves as the Chief of Cardiology. Dr. Tretter is rated as an Advanced provider by MediFind in the treatment of Necrosis. His top areas of expertise are Cardiomyopathy, Coronary Heart Disease, Atherosclerosis, and Angina.