Cardiac Electrophysiology Consultants of South Texas, P.A. Dr. Widman is a San Antonio Board Certified Cardiac Electrophysiologist Cardiologist who specializes in treatments for heart rhythm abnormalities such as pacemakers, implantable cardioverter defibrillators, implantable loop recorders, and ablations for supraventricular and ventricular tachyarrhythmias. Cecst.com~Site InfoWhoisTrace RouteRBL Check