Dr. Ruth Greenfield

I specialize in treating heart valve disease (affecting the mitral, aortic, and tricuspid valves) and hypertrophic cardiomyopathy (HCM). My clinical focus emphasizes minimally invasive approaches, particularly transcatheter procedures for valve disorders. Dr. Wang is rated as a Distinguished provider by MediFind in the treatment of Subvalvular Aortic Stenosis. His top areas of expertise are Familial Hypertrophic Cardiomyopathy, Sengers Syndrome, Subvalvular Aortic Stenosis, Heart Valve Repair, and Transcatheter Aortic Valve Replacement (TAVR).

Mark Mitchell is a Cardiologist and a Cardiac Electrophysiologist in Kernersville, North Carolina. Dr. Mitchell has been practicing medicine for over 36 years and is rated as a Distinguished provider by MediFind in the treatment of Subvalvular Aortic Stenosis. His top areas of expertise are Cardiomyopathy, Arrhythmias, Catecholaminergic Polymorphic Ventricular Tachycardia, Pacemaker Implantation, and Cardiac Ablation.

I am a noninvasive cardiologist with clinical and research specialties in peripheral artery disease, structural heart disease, and hypertension. I’ve been at Duke for over 10 years and in that time I’ve been proud to be part of Duke’s commitment to world class, patient-centric, personalized care. We are in the midst of major breakthroughs and advances in cardiovascular care, many of which have evolved here at Duke. But translating these advances to personalized care takes a strong partnership between a doctor and patient and I look forward to forging that relationship with each of my patients. Dr. Vemulapalli is rated as a Distinguished provider by MediFind in the treatment of Subvalvular Aortic Stenosis. His top areas of expertise are Aortic Valve Stenosis, Mitral Valve Regurgitation, Peripheral Artery Disease, Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR).