Welcome New DoM Faculty
CLINICAL NUTRITION

Steven Tan, MD
Practice Location:
Santa Monica & Westwood
Doctor of Medicine:
UCLA School of Medicine
Residency:
UCLA School of Medicine
DIGESTIVE DISEASES

F. Otis Stephen, MD
Practice Location:
Santa Monica & Westwood
Doctor of Medicine:
Ohio State University College of Medicine
Residency:
Johns Hopkins University/Sinai Hospital of Baltimore
Fellowship:
St. Louis University School of Medicine

Amir Ghaffari, MD, PhD
Practice Location:
Westwood
Doctor of Medicine:
UCLA School of Medicine
Residency:
UPMC Medical Education
Fellowship:
UPMC Medical Education
GIM/HSR - FAMILY MEDICINE

Tommaso Tosini, MD
Practice Location:
Montecito
Doctor of Medicine:
Augusta University the Medical College of Georgia
Residency:
Ventura County Medical Center
Fellowship:
Addiction Medicine, Ventura County Medical Center
GENERAL INTERNAL MEDICINE / HEALTH SERVICES RESEARCH

Thomas T. Nguyen, MD, MBA
Practice Location:
San Luis Obispo
Doctor of Medicine:
Ross University School of Medicine
Residency:
The Jewish Hospital
GIM/HSR - MEDICINE-PEDIATRICS

Diana C. Cantero, PA-C
Practice Location:
Santa Clarita
Physician Assistant:
Keck School of Medicine, USC

Felipe A. Saavedra Cea, MD
Practice Location: Beverly Hills
Doctor of Medicine:
University of Chile Faculty of Medicine
Residency:
UCLA School of Medicine
Fellowship:
LGBTQ+ Medicine, UCLA School of Medicine
NEPHROLOGY

Amin Motaref, MD
Practice Location:
Santa Clarita, Simi Valley & Ventura
Physician Assistant:
Islamic Azad University
Residency:
Mount Sinai Hospital
Fellowship:
Nephrology, Keck School of Medicine, USC
Related Posts
The hallmark of a thriving department is our ability to continuously replenish our ranks. This is most clearly illustrated in the annual cycle of recruitment[...]
NEW R01'S: JANUARY 1, 2026 – JULY 30, 2026 Yao, Yucheng Switch of Osteogenesis in Vascular Calcification Takada, Sae Intersectional Analysis of the Whole Person[...]
Jihoon Baang, MD David A. Baltazar, DO Sophie Carlson, MD Michael T. Cerniglia, MD Tom Chen, MD Darius E. Chyou, MD Annika Dries, MD Alani[...]