Dr. Umesh Sharma

James Cirbus, MD, specializes in cardiology and is certified in cardiovascular disease and internal medicine by the American Board of Internal Medicine. He practices at Jamestown Area Medical Associates - Great Lakes Physician Practice and is affiliated with UPMC Chautauqua. He completed his fellowship at SUNY at Buffalo Jacobs School of Medicine and Biomedical Sciences. Dr. Cirbus is rated as a Distinguished provider by MediFind in the treatment of Necrosis. His top areas of expertise are Coronary Heart Disease, Necrosis, Arrhythmias, Pediatric Myocarditis, and Pacemaker Implantation.

Paul Demjanenko, MD, specializes in cardiology and is certified in internal medicine and cardiovascular disease by the American Board of Internal Medicine. He practices at Chautauqua Medical Services - Great Lakes Physician Practice and is affiliated with UPMC Hamot and UPMC Northwest. Dr. Demjanenko earned his medical degree at Drexel/Hahnemann University College of Medicine. Dr. Demjanenko is rated as a Distinguished provider by MediFind in the treatment of Necrosis. His top areas of expertise are Peripheral Artery Disease, Arterial Insufficiency, Arterial Embolism, Carotid Artery Disease, and Angioplasty.

Muzamil Rana is a Cardiologist in Amherst,, New York. Dr. Rana is rated as a Distinguished provider by MediFind in the treatment of Necrosis. His top areas of expertise are Mitral Valve Regurgitation, Atrial Fibrillation, Adenosine Deaminase 2 Deficiency, and Heterozygous Familial Hypercholesterolemia (HeFH).