Dr. O'Brien is on Doximity
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Office
10427 San Sevaine Way
Suite H
Mira Loma, CA 91752Phone+1 951-360-0997Fax+1 951-361-1394
Education & Training
- Los Angeles County-Harbor-UCLA Medical CenterResidency, Psychiatry, 1982 - 1986
- University of Pittsburgh School of MedicineClass of 1982
Certifications & Licensure
- CA State Medical License 1983 - 2025
- SC State Medical License 2020 - 2025
- American Board of Psychiatry and Neurology Psychiatry
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