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26585 Agoura RdSte 330Calabasas, CA 91302
Phone+1 818-876-1050
Fax+1 818-895-9588
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Summary
- Dr. Ralph Koek is a psychiatrist located in Calabasas, CA. He completed his psychiatry residency at USC/LA General Medical Center from 1985 to 1990 after graduating from Wayne State University School of Medicine in 1985. His research involves investigating neurostimulation treatments, including deep transcranial magnetic stimulation and deep brain stimulation, for conditions such as depression, obsessive-compulsive disorder, and post-traumatic stress disorder. Dr. Koek has several publications, with recent studies published in journals such as the Journal of Psychiatric Research and Journal of Affective Disorders, exploring the efficacy of these treatments. Additionally, he has conducted clinical trials on deep brain stimulation for combat-related PTSD.
Education & Training
University of Southern California/Los Angeles General Medical Center (USC/LA General)Residency, Psychiatry, 1985 - 1990
Wayne State University School of MedicineClass of 1985
Certifications & Licensure
CA State Medical License 1986 - 2028
VA State Medical License 2000 - 2004
American Board of Psychiatry and Neurology Psychiatry
Clinical Trials
- A Pilot Study of Deep Brain Stimulation of the Amygdala for Treatment-Refractory Combat Post-Traumatic Stress Disorder Start of enrollment: 2013 Jan 01
Publications & Presentations
PubMed
- Differential neural responses to rhythmic and patterned TMS protocols: Insights from EEG spectral analysis.Thomas E Valles, Mohamad Shamas, Hope Hawkins, Cole Matthews, Doan Ngo
Neuropsychopharmacology. 2026-01-07 - 12 citationsThe role of sex and age in the differential efficacy of 10 Hz and intermittent theta-burst (iTBS) repetitive transcranial magnetic stimulation (rTMS) treatment of majo...Aaron R Slan, Cole Citrenbaum, Juliana Corlier, Doan Ngo, Nikita Vince-Cruz
Journal of Affective Disorders. 2024-12-01 - The effect of older age on outcomes of rTMS treatment for treatment-resistant depression.Michael K Leuchter, Cole Citrenbaum, Andrew C Wilson, Tristan D Tibbe, Nicholas J Jackson
International Psychogeriatrics. 2024-11-01
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