Neuropsychology Expert Witnesses in California
The SEAK Expert Witness Directory contains a comprehensive list of neuropsychology expert witnesses who testify, consult and provide litigation support on neuropsychology and related issues. Neuropsychology expert witnesses and consultants on this page may form expert opinions, draft expert witness reports, and provide expert witness testimony at deposition and trial. The issues and subjects these neuropsychology expert witnesses testify regarding may include: PTSD, Concussion, Dementia, Ime, Personal Injury, Traumatic Brain Injury, Depression, Tbi, Neuropsychology, Anxiety, Stroke, Traumatic Brain Injury (Tbi), ADHD, Autism, and Fitness For Duty.
Use the search box above to further refine your search for neuropsychology expert witnesses by keyword and state. Attorneys contact the experts directly – with no middleman.
Sharna L Wood, Ph.D.
PsyPact Neuropsychologist
Assess Texas
Neuropsychology, Psychology
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Brain injury, organic brain disorders, dementia, MVC, TBI, mTBI, PTSD, disability, rehabilitation, ERISA, psychological assessment, neuropsychological assessment, mass tort, PsyPact
Dr. Sharna Wood is a SEAK-trained consulting neuropsychologist who has independently practiced in Texas since 2009, although she has worked in assessment since 2001. Her training was primarily in the public hospital system in Fort Worth, but she experienced a wide variety of training settings, including neurocognitive rehabilitation, private practice, and rural outreach. Her professional career includes several faculty and director positions in the areas of psychology and neuropsychology.
Dr. Wood’s professional affiliations include the National Alliance of Professional Providers of Psychology, where she served on the executive board, as events coordinator, and associate editor of The Clinical Practitioner. She is also a member of Aerospace Medical Association, and the National Academy of Neuropsychology.
Dr. Wood's practice location is in Cleburne, Texas, near Fort Worth, but she regularly travels to evaluate individuals for whom travel is difficult. Although licensed in Texas, ...
Angeles M Cheung, Ph.D., ABPP
Board Certified Clinical Neuropsychologist
California
Neuropsychology, Independent Medical Examinations
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Brain Disorders, Neurological, Neuropsychiatric, Dementia, Memory Disorders, Stroke, Epilepsy, Brain Injury, TBI, Concussion, Comprehensive Evaluations, neuropsychological IME, INE
I am a board certified clinical neuropsychologist who provides clinical and forensic services in English, Cantonese, and Mandarin. I work with adults age 18+ with known or suspected brain disorders associated with a variety of conditions that include general medical conditions, neurological/ neuropsychiatric disorders (e.g. dementias/memory disorders, stroke, epilepsy), developmental disorders, and acquired brain injury.
My private practice is devoted to providing comprehensive neuropsychological evaluations including Independent Medical Evaluations ("IME" or "INE"), Workers' Compensation and disability evaluations. Other services include testing to support accommodated testing and academic accommodations, cognitive behavioral therapy, and rehabilitation.
Aside from my private practice, I enjoy teaching predoctoral students in rehabilitation neuropsychology at the Icahn School of Medicine at Mount Sinai, where I maintain an academic appointment as Clinical Instructor in Rehabilita...
Dana Chidekel, PhD, ABN, ABPdN
Calabasas, California
Neuropsychology, Psychology
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Special Education, Pediatric Neuropsychology, Traumatic Brain Injury, TBI, Birth Injury, Undue Influence, Hypoxia, HIE, Capacity, Probate, Post-Death, Disability, Medical Malpractice, Neurodevelopmental, Learning Disability, Autism, OCD, ADHD, PTSD, Emotional Distress
Dr. Chidekel is a fellow of the American Academy of Pediatric Neuropsychology. She has been certified by the American Board of Pediatric Neuropsychology since 2001. She is also a fellow of the American College of Professional Neuropsychology. She has been certified by the American Board of Professional Neuropsychology since 2006.
Dr. Chidekel currently maintains a private clinical practice of neuropsychological assessment of children and adults in Southern California. She is known for her ability to present complex ideas in simple terms, so they are accessible and interesting (really, fascinating) to everyone. The findings of an evaluation come to life as part of the larger story of the examinee's life and circumstances.
Dr. Chidekel serves as a consultant and expert witness in personal injury, elder law, probate litigation (including post-death determination of capacity and/or influence), employment, business, class action, disability determination, special education, and (...
Katya Cornejo, PsyD
Expedient Medicolegal Services
San Francisco, California
Psychology, Neuropsychology
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Forensic, Child and Adolescent, PTSD, Custody, Capacity, Conservatorship, ADHD, Standard of Care, Personal Injury, Suicide Prevention, IME, Malpractice, Fitness for Duty
Katya Cornejo, Psy. D., Q.M.E., is a board certified clinical psychologist with comprehensive experience in the analysis of complex issues regarding causation of psychiatric injuries, such as anxiety, depression, and post-traumatic stress disorder. Licensed as a Clinical Psychologist (PSYD23822) in 2009, Dr. Cornejo has previously worked for Kaiser Permanente, California Pacific Medical Center Department of Psychiatry, Westside Calworks, The Homeless Children’s Network, Mt. St. Joseph, and The Talk Line; she currently has a private practice in San Francisco. In private practice, Dr. Cornejo provides psychological and neuropsychological assessments for children, adolescents, and adults. She has experience with providing comprehensive and impartial care to patients of varying backgrounds, ages, and socioeconomic status, and is known for her conscientious and unbiased evaluations and for maintaining awareness of the cultural needs of her clients.
Dr. Cornejo graduated from Mills Colle...
Rachyll Dempsey, PsyD, ABPP
Expedient Medicolegal Services
Richmond, California
Forensic Psychology, Neuropsychology
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Independent Medical Examination, Disability Evaluation, Correctional Healthcare, Geriatrics, Neuropsychological Testing and Assessment, Child Development, Malingering Detection, Sex Offender Risk, Personal Injury, Head Trauma, Effects of Trauma, PTSD, Medical Malpractice, Depression, Anxiety
Dr. Dempsey is a Forensic Neuropsychologist licensed as a psychologist in 2006 by the California Board of Psychology; as a psychologist in 2022 by the Nevada and Alaska Boards of Psychology; Board Certified as a Forensic Psychologist through the American Board of Professional Psychology (ABPP) in 2017; became a Qualified Medical Evaluator certified by the Worker’s Compensation Appeals Board (WCAB) in 2014; certified as an Independent Practitioner by the California Sex Offender Management Board (CASOMB) in 2012; and was President of the Northern California Neuropsychology Forum (NCNF) 2015-16 and Chapter Chair of California Coalition on Sex Offending (CCOSO) 2016-17. She spent six years as a licensed psychologist working as Assessment Coordinator and supervisor for trainees at San Quentin State Prison and is currently CEO and Founder of Psychological Assessment, Inc., a corporation providing psychological testing and assessment in forensic and non-forensic domains, competency restora...
Teo Ernst, PsyD, ABPP
Pacific Forensic Group
Alameda, California
Forensic Psychology, Neuropsychology
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Post Traumatic Stress Disorder (PTSD), Traumatic Brain Injury, Testamentary Capacity, Undue Influence, Personal Injury, Forensic Psychology, Neurology, Neuropsychology, Violence Risk, Mitigation, Resentencing, Sex Offenders, Employment Discrimination & Harassment, False Confession, Juvenile Evals
Dr. Ernst, the forensic director of the Pacific Forensic Group, specializes in PTSD, Mitigation and Resentencing, Testamentary Capacity and Undue Influence, and Employment Evaluation. He is one of a select group fewer than 40 psychologists in California who have undergone the rigorous examination process necessary to obtain Board Certification in Forensic Psychology. Dr. Ernst is an Associate Clinical Professor in the UCSF Department of Psychiatry where he provides teaching and supervision on a voluntary basis. As a trauma expert, Dr. Ernst chose to complete an additional year of fellowship training in PTSD at the San Francisco Veterans Hospital.
The Pacific Forensic Group is a California based expert witness firm. Conducting evaluations in English and Spanish, our team includes experts board certified in neurology, forensic psychology, and rehabilitation neuropsychology. We are positioned to address the vast majority of forensic issues related to the brain, behavior, and psychol...
Stephen E. Francis, Ph.D., ABN, FACPN
Stephen E. Francis, Ph.D.
Oakland, California
Neuropsychology, Forensic Psychology
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Traumatic brain injury, mild traumatic brain injury, post-traumatic stress disorder (PTSD), chronic pain, ski resort injury, disability file review, medical record file review, fitness for duty, independent medical examination, IME, emotional damages, anxiety, depression, neuropsychological testing
Fellow of the American College of Professional Neuropsychology. Board-certified Clinical Neuropsychologist by the American Board of Professional Neuropsychology (ABN).
Professional member of the American Academy of Clinical Neuropsychology and the National Academy of Neuropsychology. He is a member of Division 22 (Rehabilitation) and Division 40 (Neuropsychology) of the American Psychological Association. He is also a member of the Society for Personality Assessment.
More than 20 years in the assessment and treatment of chronic pain, neurodegenerative disorders, and traumatic brain injuries.
Extensive experience as an expert witness and an independent medical examiner in personal injury and workers' compensation cases.
Emin Gharibian, Psy.D.
Forensic Psychology and Neuropsychology
Verdugo Psychological Associates
La Crescenta, California
Neuropsychology, Forensic Psychology
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Traumatic Brain Injury (TBI), Post-Traumatic Stress Disorder (PTSD), Stroke, Dementia, Personal Injury, IME/ AME, Worker's Compensation, Civil Competency (Testamentary Capacity, Contractual Capacity, Undue Influence, Conservatorship), Criminal Competency, Fitness for Duty, Violence Risk Assessment
I am a clinical psychologist specializing in forensic psychology and neuropsychology with over 10 years of experience in assessing, treating, and consulting on psychological disorders. I completed a 2-year post-doctoral fellowship in neuropsychology.
I specialize in providing comprehensive psychological and neuropsychological evaluations for various conditions including dementia, Alzheimer’s disease, complications from a stroke, traumatic brain injury, concussions, learning disabilities, ADHD, and PTSD.
I am appointed to the Juvenile Court Expert Witness and Competency Panel and Adult Criminal Court Expert Witness Panel in Los Angeles. I regularly conduct psychological and neuropsychological evaluations for attorneys and the court for criminal proceedings for mental health diversion and mitigation, violence risk, and competency to stand trial.
I also specialize in forensic psychological and neuropsychological evaluations for immigration hearings, civil and criminal competency,...
Craig B. Grether, Ph.D., Q.M.E.
Craig B. Grether Ph.D., Q.M.E.
Carlsbad, California
Neuropsychology, Psychology
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Forensic Psychology, Geropsychology, Clinical Psychology, Behavioral Medicine, Mediation, Workers Compensation, Traumatic Brain Injury
Craig B. Grether Ph.D., Q.M.E. is a licensed clinical psychologist working in the San Diego area. Dr. Grether's work over the past 50 years has resulted in the development of an experience base in clinical psychology, neuropsychology, geropsychology, behavioral medicine, forensic psychology and mediation. He is an accomplished diagnostician, therapist, consultant, researcher, and author having worked in outpatient rehabilitation, private practice, long-term care and inpatient settings.
Judy Ho, Ph. D., ABPP, ABPdN, CFMHE
Manhattan Beach, California
Neuropsychology, Forensic Psychology
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Medical Legal Evaluations, Developmental Disability, Brain Injury Medicine
Dr. Judy Ho, Ph. D., ABPP, ABPdN, and CFMHE is a triple-board certified clinical and forensic neuropsychologist, a tenured Associate Professor at Pepperdine University, a clinical researcher and published author. She conducts neuropsychological, forensic, independent medical evaluations and provides expert testimony regarding her psychological testing methods, results, and conclusions for both civil and criminal proceedings. She often works on 1) personal injury (including psychological/emotional injury and traumatic brain injury claims), 2) fitness for duty evaluations, 3) employment/discrimination/wrongful termination cases, 4) sexual assault, harrassment, and trauma cases, 5) professional licensing disputes, and 6) assessment of competency to testify, risk assessment, and psychological state/functioning at time of criminal offense.
Dr. Judy Ho is a member of the National Academy of Neuropsychology, the International Neuropsychological Society, Division 40 (Society of Clinical N...
Lars Hungerford, Ph.D., ABPP-CN
Advanced Neuropsychology
San Diego, California
Neuropsychology, Psychology
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Traumatic Brain Injury (TBI), Concussion, Post Concussion Syndrome (PCS), Chronic Traumatic Encephalopathy (CTE), Posttraumatic Stress Disorder (PTSD), Stroke, Personal Injury, Dementia, Depression, Substance Abuse, Neuropsychological Assessment, Malingering, Neuropsychology, Consultation
Dr. Lars Hungerford was board certified in clinical neuropsychology through the American Board of Professional Psychology in 2012 and has over 20 years of experience. He is considered a subject matter expert on traumatic brain injury and has extensive experience evaluating patients with brain injuries ranging in severity from mild to severe. He has given numerous invited lectures to national and international audiences on topics such as chronic traumatic encephalopathy, post-concussive syndrome, mild traumatic brain injury, and posttraumatic stress disorder and has been routinely praised for his ability to present complex information in interesting and accessible ways.
Dr. Hungerford has worked in various settings (e.g. inpatient hospitals, outpatient hospitals, psychiatric inpatient hospitals, military treatment facilities, and private practice) and is engaged in research, education, and clinical work related to brain injury and associated conditions. He dedicates part of his prac...
Andrew Levine, PhD, ABPP
North Coast Neuropsychology
Arcata, California
Neuropsychology, Mental Health
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Long-COVID, Traumatic Brain Injury, Concussion, HIV, AIDS, PTSD, Workers Compensation, Neurocognitive, Cognitive, Psychology, Head Injury, Neuroinfectious disease, Dementia
-Board Certified in Clinical Neuropsychology with American Board of Professional Psychology
-State of California Qualified Medical Examiner (Workers Compensation)
-Aerospace Neuropsychology
-Adjunct Professor - UCLA Department of Neurology
Catherine Marreiro, PhD, ABPP-CN & QME
Bay Area Cognitive Health
Burlingame, California
Neuropsychology, Psychology
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Traumatic Brain Injury (TBI), Concussion, Post Concussion Syndrome (PCS), Posttraumatic Stress Disorder (PTSD), Stroke, Personal Injury, Dementia, Neurodegenerative Diseases, Depression, Substance Abuse, Neuropsychological Assessment, Malingering, Neuropsychology, Consultation
Dr. Marreiro (PSY26835) is a board-certified clinical neuropsychologist and Qualified Medical Evaluator for the State of California Division of Workers Compensation.
She is the Director of Neuropsychology at the Ray Dolby Brain Health Center at California Pacific Medical Center/Sutter Pacific Medical Foundation, and the founder and President of Bay Area Cognitive Health. She is also president for the Northern California Neuropsychology Forum, member-at-large for Division VIII-Neuropsychology of California Psychological Association, and board member for the San Francisco Neurological Society.
Her clinical expertise extends across a wide range of lifespan conditions, including but not limited to, Alzheimer’s disease and related dementias, movement disorders, stroke, cancer, traumatic brain injury/concussion, multiple sclerosis, chronic pain, sleep disorders, ADHD/Learning disorders, and mood problems.
Through her role as Senior Educational Consultant with Pearson Assessments, sh...
Molly Memel, PhD ABPP
Expedient Medicolegal Services
San Francisco, California
Neuropsychology, Psychology
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Disability Rating, Cognitive Testing, Geriatric Psychology, Standard of Care, Capacity Evaluation, Memory Care, PTSD, Anxiety, Depression, VA treatment, Functional Capacity, Executive Functioning, Prognosis, Concussion, IME
Dr. Molly Memel is a board-certified clinical neuropsychologist who specializes in care for adults with various neurological conditions, including Alzheimer’s disease, Parkinson’s disease, stroke, frontotemporal dementia, epilepsy, traumatic brain injuries, and multiple sclerosis.
Dr. Memel earned her doctoral degree in clinical psychology with an emphasis in neuropsychology at the University of Arizona where she utilized multiple neuroimaging techniques to study the impact of age-related changes in brain structure and function on memory. She completed a neuropsychology focused internship at the Boston VA Healthcare system and a post-doctoral residency at the San Francisco VA and UCSF. Dr. Memel is currently a clinical neuropsychologist at the Ray Dolby Brain Health Center at CPMC in San Francisco.
Dr. Memel has published multiple peer-reviewed manuscripts and book chapters on cognition and aging (see below) and currently serves as a research analyst at the UCSF Memory and Aging...
Kimberly M. Miller, PhD, ABPP-CN
Healthy Mind Sacramento Psychological Services Inc.
Sacramento, California
Neuropsychology, Forensic Psychology
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traumatic brain injury (TBI), post concussion syndrome, posttraumatic stress disorder (PTSD), independent medical evaluations (IMEs), autism, developmental delay, child and adult neuropsychological assessment
Dr. Kimberly Miller, PhD, ABPP-CN is board-certified in clinical neuropsychology by the American Board of Professional Psychology and American Board of Clinical Neuropsychology. She serves as Associate Clinical Professor (Volunteer) at University of California at Davis School of Medicine and previously was Assistant Clinical Professor at University of California at Berkeley. Dr. Miller is a consulting neuropsychologist to the California Board of Psychology and to Shriners Hospitals for Children Northern California.
Dr. Miller specializes in neuropsychological evaluation in traumatic brain injury (TBI)/ post concussion syndrome cases and in posttraumatic stress disorder (PTSD). She has further expertise in autism, developmental disorders, working with both children and adults.
Dr. Miller earned her bachelor's degree in Psychology from University of California at Berkeley and her master's and doctoral degrees in Clinical Psychology, Neuropsychology specialization from University of...
June Y Paltzer, PhD, ABPP-CN (ABCN)
San Francisco, California
Neuropsychology, Pediatric Neurology
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TBI, traumatic brain injury, concussion, dementia, autism, ADHD, PTSD, records review, independent medical examination, IME, forensic psychology
Dr. June Paltzer is a board certified clinical neuropsychologist (adult and pediatric neuropsychology by ABPP/ABCN). Neuropsychology is the study of brain-behavior relationship relating to test and everyday performance derived from brain functioning. She specializes in the assessment and diagnosis of neuropsychological issues (e.g., Concussion, traumatic brain injury, dementia, PTSD, ADHD, autism). Dr. Paltzer is an Associate Clinical Professor in Neurology at the UC Davis School of Medicine. She has presented at national neuropsychology and medical conferences. Additionally, Dr. Paltzer is a native speaker of Mandarin Chinese and has the highest/university level certification in Chinese (listening, speaking, reading and writing). She can assist with reviewing other experts’ reports in English or Chinese including the experts’ language proficiency in Chinese. She has been retained as a forensic expert by legal professionals from all over the United States and internationally (Chi...
Sudhanva Rajagopal, Psy.D.
Highly Experienced Forensic Psychologist
Nexus Psychology, Inc.
Walnut Creek, California
Forensic Psychology
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PTSD, Complex Trauma, Neuropsychology, Violence Risk, Correctional Suicide, Correctional Medicine, Standard of Care, Jail Suicide, Prison Suicide, Competency to Proceed, Trial Competency, Emotional Injury, Emotional Distress, Psychopathy, Psychological Disability, IME, Psychosis, TBI, Malingering
I am a California- and Oregon-licensed psychologist specializing in forensic psychological and neuropsychological assessment. I have completed over 200 forensic evaluations (defense, plaintiff, and court appointed) across 11 California counties and in the federal district courts of California and Oregon. As an expert witness, I routinely provide testimony on the brain's fear response, the neuropsychology of PTSD and psychosis, the emotional/behavioral impact of complex trauma, violence and sexual offending risk, and trial competency.
Before entering independent practice, I provided English- and Spanish-language clinical services in a variety of correctional and forensic settings (e.g., jails, prisons, state hospitals), where I gained extensive experience in the evaluation of correctional suicide risk; violence risk; trial competency; malingering; and the complex interaction of co-occurring mental disorders (e.g., traumatic brain injury, psychosis, PTSD, substance use).
I am c...
Delia M Silva, PsyD, ABPP-CN, QME
Board Certified Neuropsychologist, English/Spanish
Escondido, California
Neuropsychology, Psychology
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TBI, traumatic brain injury, Spanish, board-certified, ABPP, ABPP-CN, concussion, brain injury, dementia, depression, anxiety, PTSD, chronic pain, somatoform disorders, cognitive, workers comp, QME, AME, IME
Dr. Silva is one of very few Spanish-speaking, board-certified neuropsychologists in the state of California. She can serve as a neuropsychological or psychological expert witness for civil forensic cases, particularly personal injury cases. She takes a balanced approach in evaluating neurological and medical factors as well as psychological variables. All of her evaluations include objective measurement of response bias/effort and symptom validity. Her interpretations are purely based on the objective data and evidence-based research. She has performed work for both defense and plaintiff's attorneys.
Her specialties are with traumatic brain injuries (TBI), neurodegenerative conditions, strokes, and psychiatric conditions that include posttraumatic stress disorder (PTSD), somatoform disorders, and mood and anxiety disorders.
She has held board positions in national, state, and local neuropsychological organizations (HNS, CPA, SDPA), and is an active member of other organization...
Richard Zumwalt, PhD
Neuropsychologist & Former First Responder
Expedient Medicolegal Services
Huntington Beach, California
Neuropsychology, Psychology
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IME, Disability Evaluation, Cognitive Impairment, Traumatic Injury, Cognitive Function, Functional Capacity, Personal Injury, Cognitive Assessment, Standard of Care, TBI, Neurodegenerative Disease, Forensic Evaluation, Risk Assessment, Post Concussion Assessment, Memory Loss, Executive Function
Dr. Richard Zumwalt is a distinguished neuropsychologist with a specialization in brain-related disorders, psychological evaluations, and psychotherapy. He is a California Police Officers Standards and Training (POST) approved psychological evaluator, with extensive expertise in personal injury and workers' compensation evaluations, especially in cases involving traumatic brain injury, trauma, anxiety, depression, and addictions. He also has extensive experience in conducting pre-employment psychological evaluations for public safety candidates.
Dr. Zumwalt holds a PhD in Psychology from Northcentral University, where his dissertation focused on the relationship between self-efficacy and situated cognition in relapse situations. He furthered his specialization with post-doctoral training in Neuropsychology at Fielding Graduate University and advanced training in Neuropsychological Assessment at the University of California, Berkeley.
His professional career includes roles as a Neu...
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Alaska , California, Colorado, Florida, Illinois, Indiana, Louisiana, Maryland, Massachusetts, New Jersey, New York, North Carolina, Pennsylvania, Texas, Virginia, and Wisconsin