Dr. Barrera's interests include intensive management of diabetes, hypertension
and lipid disorders.
He is also involved in the management of prediabetic conditions including
metabolic syndrome and polycystic ovarian syndrome.
He has been the principal investigator for numerous clinical trials involving
the development of new therapies for diabetes, blood pressure and thyroid
cancer. He has lectured extensively to physician colleagues and patient
groups in the area of cardiovascular risk management and preventive endocrinology.
Prior to joining Mission Internal Medical Group, Dr. Barrera was the Medical
Director of the Diabetes Program at Alta Bates Hospital in Berkeley, California
and a team physician for the Oakland Athletics baseball team.
He was also a physician consultant for the KRON and KTVU/Fox news stations
in the San Francisco Bay Area.