David Kessler is a Cardiac Electrophysiologist and a Cardiologist in San Marcos, Texas. Dr. Kessler is highly rated in 16 conditions, according to our data. His top areas of expertise are Atrial Fibrillation, Familial Progressive Cardiac Conduction Defect, Arrhythmias, Pacemaker Implantation, and Cardiac Ablation. Dr. Kessler is currently accepting new patients.