Jeffrey A. Koempel, MD, MBA, FACS, FAAP
Division Chief Pediatric Otolaryngology
Professor of Clinical Otolaryngology,
Keck School of Medicine of USC
FELLOWSHIP: Children’s Memorial Hospital Chicago
RESIDENCY: University of Illinois Eye and Ear Infirmary
INTERNSHIP: University of Illinois Hospital and Clinics
MEDICAL SCHOOL: Georgetown University School of Medicine


Debra M. Don, MD, FACS, FAAP
Associate Professor of Clinical Otolaryngology,
Keck School of Medicine of USC
FELLOWSHIP: Children’s Hospital of Pittsburgh
RESIDENCY: UCLA Center for the Health Sciences
INTERNSHIP: UCLA Center for the Health Sciences
MEDICAL SCHOOL: USC School of Medicine


Christian J. Hochstim, MD,PhD
Assistant Professor of Clinical Otolaryngology
Keck School of Medicine of USC
FELLOWSHIP: Lucile Packard Children's Hospital Stanford
RESIDENCY: USC Keck School of Medicine
INTERNSHIP: USC Keck School of Medicine
MEDICAL SCHOOL: USC Keck School of Medicine
GRADUATE SCHOOL (PhD): California Institute of Technology

Mary Roz Timbang, MD
Assistant Professor of Clinical Otolaryngology
Keck School of Medicine of USC
FELLOWSHIP: University of Arkansas
RESIDENCY: University of California Davis
INTERNSHIP: University of California Davis
MEDICAL SCHOOL: Case Western Reserve University School 
                                  of Medicine






Ear, Nose, and Throat Specialists for Children
CHLA Office: 323-361-2145
Glendale Office: 818-545-7711

Arcadia Office: 626-795-7177
Valencia Office: 661-362-1240
South Bay Office 310-303-3890

Glendale ● Encino
 Arcadia  ● Valencia
South Bay ● Los Angeles
Santa Monica
Pediatric Otolaryngology of Los Angeles
CHLA Office: 323-361-2145
Glendale Office: 818-545-7711
Encino Office: 818-788-3061
Arcadia Office: 626-795-7177
Valencia Office: 661-362-1240
South Bay Office 310-303-3890
Santa Monica Office:  310-820-8608