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E. Terrazas, MD, MS

E. Terrazas, MD, MS

Sr. Medical Director Medical Quality

Clinical Pathology


Dr. Terrazas has been with Quest since 2015, initially serving as the West Region Medical Director, and now serving as Senior Medical Director, Medical Quality beginning April 2019. Prior to joining Quest, served as faculty in the Department of Laboratory Medicine at UCSF for 15 years. Dr. Terrazas graduated from UCSF Medical School in 1993 and remained at UCSF to do his residency in Pathology & Laboratory Medicine and a fellowship in Informatics.  


Laboratory Administration

Board Certifications

American Board of Pathology, Clinical Pathology


UC Berkeley, BA, 1988; UCSF Medical School, 1993; UCSF MS in Medical Information Sciences, 2000


UCSF Anatomic and Clinical Pathology, 1993-1998


West Hills


Informatics, 2000