Zian H. Tseng, M.D., M.A.S., a cardiologist and a cardiac electrophysiologist, joined the faculty in 2004, bringing expertise in risk stratification of patients prone to sudden death and ventricular arrhythmias. Dr. Tseng, a Bay Area native, is an alumnus of the UCSF School of Medicine, where he also completed a year of graduate studies in Biomedical Sciences and a Master's in Advanced Studies in Clinical Research. He completed his clinical training in internal medicine, cardiology, and cardiac electrophysiology at UCSF.