Joshua H. Cho, MD, PhD

Joshua H. Cho, MD, PhD

  • Psychiatry
SCN BHA 300MP CHO | 300 Medical Plaza, Suite 3200A, Los Angeles, CA 90095


Dr. Joshua Hyong-Jin Cho is director of the UCLA Insomnia Clinic at the UCLA Semel Institute for Neuroscience and Human Behavior and a board-certified psychiatrist who practices in Westwood. His clinical interests include the treatment of insomnia and depression.

Dr. Cho is also Clinical Professor of Psychiatry and Biobehavioral Sciences at the David Geffen School of Medicine at UCLA. He currently conducts epidemiological and translational research on how inflammation is involved in the treatment of insomnia and depression. Throughout his career, his research has focused more broadly on the role of inflammation in depression, fatigue, and sleep disturbance—collectively known as "sickness behavior."

Dr. Cho obtained his medical degree (MD) from the University of Sao Paulo School of Medicine. He then completed his psychiatry residency training at the University of Sao Paulo, and later completed a second psychiatry residency at UCLA. He earned a master's degree in epidemiology from the London School of Hygiene & Tropical Medicine, and earned his doctorate (PhD) from the Institute of Psychiatry, King's College London, before training as a postdoctoral fellow at the Cousins Center for Psychoneuroimmunology at UCLA.

Dr. Cho has received an NIH R21 Exploratory/Developmental Research Grant Award and an NIH K23 Career Development Award. He was awarded the UCLA CTSI KL2 Translational Science Award, the NARSAD Young Investigator Grant, the UCLA MSTAR Best Research Mentor Award, and several other awards from institutions such as the National Institutes of Health, the American Psychiatric Association, the Southern Psychiatric Association, the American Psychosomatic Society, and the Korean Neuro-Psychiatric Association. His scientific work has been published in prestigious journals including American Journal of Psychiatry, Molecular Psychiatry, Biological Psychiatry, British Journal of Psychiatry, and Neuropsychopharmacology.


English, Portuguese, Korean


Medical Board Certification

Psychiatry, American Board of Psychiatry and Neurology, 2013


Psychoneuroimmunology/Mental Health, UCLA School of Medicine, 2013


Psychiatry, UCLA School of Medicine, 2013
Psychiatry, University of Sao Paulo School of Medicine, 2001


PhD, King's College London, 2006
MS, London School of Hygiene & Tropical Medicine, 2002
MD, University of Sao Paulo School of Medicine, 1997

Hospital Affiliations

Ronald Reagan UCLA Medical Center

UCLA Santa Monica Medical Center


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