Neurology Practice
Hawaii Pacific Neuroscience - Concussion and TBI Center
📍 Honolulu
Headache/MigraineRehabilitation/Brain Injury
Concussion specialist
Efland H. Amerson PsyD (Board Certified Clinical Psychologist; Fellowship-trained Neuropsychologist)
📍 Honolulu, Hawaii · ✓ Listing verified 2026-07-11
About
Efland H. Amerson, PsyD (Board Certified Clinical Psychologist; Fellowship-trained Neuropsychologist) is a Honolulu, Hawaii Neuropsychology specialist whose subspecialty is Traumatic Brain Injury / Concussion Assessment. They see patients at Neurocognitive Testing Lab Inc.. Their role there is Practice Owner.
Areas of concussion focus include neuropsychological assessment for traumatic brain injury and concussion, independent medical examinations and diagnostic evaluations across lifespan. In this directory the listing sits under Neuropsychology/Cognitive and Rehabilitation/Brain Injury.
The practice sees adults.
Neurocognitive Testing Lab Inc. is a Honolulu neuropsychology practice led by Dr. Efland H. Amerson, a University of Virginia-trained neuropsychologist who has practiced in Hawaii for over 25 years. The practice provides neuropsychological assessment, diagnostic services, and treatment across the lifespan, from evaluating children's learning difficulties to assessing memory changes in older adults. Such cognitive assessment is a key component of evaluation after concussion and traumatic brain injury. Care serves adults.
Services
Neuropsychology/CognitiveRehabilitation/Brain Injury
Clinical focus areas
neuropsychological assessment for traumatic brain injury and concussionindependent medical examinationsdiagnostic evaluations across lifespan
Details
Provider typeNeuropsychologist
SpecialtyNeuropsychology
PracticeNeurocognitive Testing Lab Inc.
RolePractice Owner
ServesAdult
Before your first appointment
Patients who contact Efland H. Amerson in Honolulu usually want to be clear on a few things first:
- post-concussion syndrome — When symptoms outlast the expected window, and what actually shortens them.
- a realistic concussion recovery timeline — A stage-by-stage timeline, and what should be happening at each one.
- concussion ICD-10 coding quick reference — F07.81 and the related S06.0X codes, for clinicians and billing teams.
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