Steven A. Castellon, Ph.D., Clinical Neuropsychologist
Psy Lic #PSY16775

Dr. Castellon is a licensed clinical neuropsychologist who received his doctoral degree in clinical psychology from the University of California , Los Angeles in 1997. He completed a postdoctoral fellowship in neuropsychology at UCLA's David Geffen School of Medicine, within the Department of Psychiatry & Biobehavioral Sciences, between 1997 and 1999, serving as the Co-Chief Fellow of Neuropsycholgy in his final training year (1999).
Dr. Castellon holds an academic appointment at the David Geffen School of Medicine at UCLA, where he is appointed as an Associate Research Psychologist and coordinates a seminar series for post-doctoral trainees at the Medical Psychological Assessment Center (MPAC) within the Department of Psychiatry and Biobehavioral Sciences. Over the last several years at UCLA, Dr. Castellon has served as a Co-Investigator on several large grants from the National Institutes of Health, as well as various foundations. Since 2000, Dr. Castellon has been appointed as a Staff Psychologist in the Mental Health service at the West Los Angeles VA Medical Center. At the West Los Angeles VA, he currently directs the Outpatient Psychology Assessment Laboratory, works as a neuropsychologist within the VA Polytrauma Program (for those soldiers returning from Iraq or Afghanistan that have sustained head injuries), is Co-PI of a VA Merit Review Grant, and serves as an active member of the VA Internship Training Committee.
Dr. Castellon has developed research and clinical expertise in cognitive and emotional function and dysfunction in neuromedical populations. He has been a lead or co-author on over 40 peer-reviewed journal articles, invited commentaries, or book chapters and has over 60 published abstracts from national and international conference proceedings. Over the last 6 years, Dr. Castellon has worked closely with an interdisciplinary research team at UCLA to better characterize and understand the cognitive and psychiatric side effects of chemotherapy and/or hormonal treatments among cancer survivors. Dr. Castellon has also published extensively on the neurocognitive features of infectious disease, including HIV/AIDS and Hepatitis C. Most recently, Dr. Castellon has begun to work closely with many patients who have sustained traumatic brain injury (TBI) during their tenure in the military.