Dr. Zamudio is a native of Los Angeles California.  He received his B.A. in Social Ecology from U.C. Irvine in 1977 and then a Master's in Clinical/Counseling Psychology from California State University, San Bernardino in 1979.  He received a second Master's in Psychology from UCLA in 1986 and then his Ph.D. in Clinical Psychology from UCLA in 1987.  He became licensed as a Psychologist in California in 1988.

His clinical training and experience has been in a variety of community mental, university and primary care settings.  His practicum placements were at the Educational Opportunity Program in San Bernardino State University, Tri-City Community Mental Health, and the UCLA Counseling Center.   His internship placements were at the UCLA Student Psychological Services and Kaiser Permanente Hospital Department of Psychiatry.

After receiving his Ph.D., he was a staff psychologist and Head of Emergency Services at the San Fernando Valley Child Guidance Clinic from 1986-1990.  He was also involved in the Hispanic Outreach Program at Napa Street Elementary School.  He taught psychology graduate students at the California School of Professional Psychology, Los Angeles from 1988-1991.  

In 1990, Dr. Zamudio was hired as faculty and the Director of the Behavioral Sciences at the California Hospital Medical Center Family Medicine Residency Program where he currently teaches residents and medical students the biopsychosocial aspects of primary care.  He's been in private practice since 1988.

He's a former member of the California Psychological Association's Ethic's Committee.  He currently serves as a member of the Los Angeles County Psychological Association's Ethic's Committee.