Neuropsychology Expert Witnesses in California

Neuropsychology, Psychology - 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 primary practice location is in Cleburne, Texas, near Fort Worth, but she is willing to travel to evaluate individuals for whom travel is difficult. Although licensed...

Neuropsychology, Independent Medical Examinations - 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...

Neuropsychology, Psychology - Neuropsychology, 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, Special Education, Malingering

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 (...

Psychology, Neuropsychology - 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...

Forensic Psychology, Neuropsychology - 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...

Forensic Psychology, Neuropsychology - 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...

Neuropsychology, Forensic Psychology - 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.

Neuropsychology, Forensic Psychology - 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,...

Neuropsychology, Psychology - Geropsychology (Elderly), Competency Older Adults, Brain Injury

Diplomate (American Board of Professional Psychology) in Rehabilitation Psychology and Clinical Psychology

Neuropsychology, Psychology - 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 48 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.

Neuropsychology, Forensic Psychology - 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...

Neuropsychology, Psychology - 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...

Neuropsychology, Mental Health - 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

Neuropsychology, Psychology - 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...

Neuropsychology, Psychology - IME, Disability, Trauma, Standard of Care, Anxiety, Depression, Personal Injury, MVA, Impairment, Intellectual Functioning, TBI, Capacity, PTSD, Cognitive Function, Personality Changes, Memory deficits, Language Difficulties, Sensory Input, Quality of Life

Dr. Marreiro (PSY26835) is a board-certified clinical neuropsychologist with over 13 years of experience in the assessment of neurological and psychological conditions affecting adolescents and adults. She is the Director of Neuropsychology at the Ray Dolby Brain Health Center (RDBHC) at California Pacific Medical Center, and the founder and President of Bay Area Cognitive Health. 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. Dr. Marreiro remains actively involved in research through her role as Sub-Investigator for clinical drug trials targeting Alzheimer’s disease within the RDBHC as well as serving as a clinical rater for clinical trials through Elligo Health Research. Through her role as Senior Educational Consu...

Neuropsychology, Psychology - 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...

Neuropsychology, Forensic Psychology - 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...

Neuropsychology, Pediatric Neurology - 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...

Forensic Psychology, Neuropsychology - Medical Malpractice, Traumatic Brain Injury, Symptom Validity Assessment, PTSD, Geriatric Psychology, Workplace Harassment

Board Certified in Clinical Psychology with the American Board of Professional Psychology. Expert in differential psychiatric diagnosis, national consultant to IME companies, consultant to elder law, personal injury and workers' compensation attorneys, former visiting scholar, school of public health, UC Berkeley. Licensed in CA, HI, ID, NV, OR Certified Brain Injury Specialist Academy of Brain Injury Specialist

Neuropsychology, Psychology - Traumatic Brain Injury, Post-Concussive Disorder, MBTI, PTSD, Pediatric Head Injury, Pediatric Neuropsychology, Bilingual-English/Spanish, Severe Trauma Cases, Sports Concussions, Highly complex Workers' Compensation cases, AME, QME, IME, Record Review, Disability Evaluations, Chronic Pain.

Focused on the assessment and treatment of catastrophic injuries for 25 years. Associate Clinical Professor, Department of Psychiatry, David Geffen School of Medicine at UCLA; Qualified Medical Examiner, State of California; Bilingual (English-Spanish) Clinical Neuropsychologist; Multiple peer-reviewed publications. Co-author of two books; Fellow, National Academy of Neuropsychology; Member, International Neuropsychological Society; Member, American Psychological Association; Member,American Academy of Neurology Founding President, Hispanic Neuropsychological Society. Clinical Director, Persona Neurobehavior Group.

Neuropsychology, Education & Schools - Pediatric Neuropsychology, Traumatic Brain Injury TBI, Concussion, Neurological Disorders, Personal Injury, Birth Trauma, Post Surgical Complications, Learning Disabilities, ADHD, Independent Educational Evaluations, IEP, Memory, Epilepsy, Validity Testing, Plaintiff and Defense, Consultation.

I am a board certified Clinical Neuropsychologist with additional subspecialty board certification in Pediatric Neuropsychology. My clinical practice is dedicated to working exclusively with children and young adults (ages 4 through early 20's) at a children's hospital in Orange County, where I am part of the epilepsy surgery evaluation team and serve as Co-Director of the Comprehensive Concussion Clinic. I further maintain adjunct Associate Clinical Professor status through UC Irvine School of Medicine in the Department of Pediatrics, which affords me teaching opportunities with medical students, residents, and fellows. I keep active in research and am a co-investigator on several studies at my hospital. I maintain a small private practice focusing on plaintiff and defense requested medical/legal evaluations for school age children and young adults, Independent Educational Evaluations for special education determination, learning disability evaluations, gifted and talented evalua...

Neuropsychology, Psychology - Traumatic Brain Injury (TBI), Stroke, Dementia, Neurocognitive Disorders, Substance-Induced Neurocognitive Impairment, Post-Traumatic Stress Disorder (PTSD), Chronic Pain, Mood and Anxiety disorders, Personal Injury, Trial Pre-Consultation, IME/AME, Disability Evaluations, Worker's Compensation,

Dr. Sanchez is a licensed psychologist specializing in Applied Clinical Neuropsychology and has additional certification as a Qualified Medical Evaluator (QME) and Board Certified Senior Disability Analyst and Diplomate (ABDA) in CA. Dr. Sanchez has completed specialized training in Neuropsychology and Clinical Psychology at the doctoral, internship and post-doctoral levels, in accordance with guidelines set forth for the practice of Neuropsychology by the Clinical Neuropsychology Division of the American Psychological Association and the National Academy of Neuropsychology. She earned a PhD in Clinical Psychology from the California School of Professional Psychology in Fresno in 1999 with concentrations in Neuropsychology, Cross Cultural, and Child Clinical Psychology. She also completed 2 years of advanced postdoctoral training in Pediatric and Adult Clinical Neuropsychology in 2007 through Fielding Institute in Chicago. In her practice, Dr. Sanchez specializes in traumatic brai...

Neuropsychology, Psychology - 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...