Dr. Steven Herrmann

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 Abdominal Aortic Aneurysm (AAA). His top areas of expertise are Peripheral Artery Disease, Arterial Insufficiency, Arterial Embolism, Carotid Artery Disease, and Angioplasty.

Matthew Cox is a Cardiologist in Olean, New York. Dr. Cox is rated as a Distinguished provider by MediFind in the treatment of Abdominal Aortic Aneurysm (AAA). His top areas of expertise are Coronary Heart Disease, Atherosclerosis, Angina, and Heart Failure.

Antonio Roman, MD, specializes in cardiology and is certified in internal medicine and cardiovascular disease by the American Board of Internal Medicine. He practices at UPMC Chautauqua, Jamestown Area Medical Associates - Great Lakes Physician Practice, and Chautauqua Medical Services - Great Lakes Physician Practice, Hamot Medical Park Diagnostic Center. He completed his medical degree at University of Rochester Medical Center, followed by a residency at Danbury Hospital and fellowship at SUNY at Buffalo Jacobs School of Medicine and Biomedical Sciences. Dr. Roman is rated as an Advanced provider by MediFind in the treatment of Abdominal Aortic Aneurysm (AAA). His top areas of expertise are Arrhythmias, Multifocal Atrial Tachycardia, Paroxysmal Supraventricular Tachycardia (PSVT), His Bundle Tachycardia, and Pacemaker Implantation.