Dr. Koh graduated from Johns Hopkins University and UCSD School of Medicine. He received Masters in Public Health from Johns Hopkins Bloomberg School of Public Health (concentration in Aging and Health Leadership and Management with special area of Mental Health) and Masters in Business Administration (capstone with focus on medical consultative models) from Johns Hopkins Carey School of Business. He has had research support and funding at Johns Hopkins Lipid Research Laboratories, Palo Alto VA Hospital, Intramural Program of NIH at National Institute of Aging, UCSD Department of Psychiatry, amongst various others. He has grant support from San Diego County - Work, Education and Training Program, CalREACH, CalSEARCH and California Office of Statewide Health Planning and Development. Dr. Koh is Past President of the San Diego Psychiatric Society, Association of Korean American Psychiatrists, and Board of San Diego NAMI, and past representative on the Board of American Psychiatric Association, San Diego County Medical Society, and American Association of Geriatric Psychiatry. Other organizational associations include American Medical Association, California Medical Association, and Group for Advancement of Psychiatry. Dr. Koh was American Psychiatric Association's Instructor for instructors for the DSM 5 and has been involved in DSM 5 development and review process, Member of APA Council on Advocacy and Government Relations and Political Action Committee, and past Chair of APA Early Career Psychiatrists. He was Scientific Program Committee Chair for the APA Annual Meeting in Atlanta 2016 and Vice Chair for the 2017 meeting in San Diego. Dr. Koh’s current clinical interests revolve around patients with cognitive disorders, trauma and stress, co-occurring disorders, and medically complicated patients. His research interests revolve around integrated/collaborative care with primary care, cross-professional training model, mental health systems, outcomes and service implementation projects, and usage of telementalhealth and large data.