Definitions for "Electrophysiologist"
A Cardiologist who specializes in the electrical activity of the heart and in the diagnosis and treatment of heart rhythm disorders. (It is usually an Electrophysiologist who performs Pulmonary Vein Ablations.)
a cardiologist (heart doctor) who specializes in the evaluation and treatment of abnormal heart rhythms and abnormal heartbeats
a cardiologist who has had special training in heart rhythm problems and the heart's electrical system
an expert in detecting and treating abnormal heartbeats