Hannah L. Combs, PhD, ABPP

Assistant Professor of Clinical Neurology, Academic Institute
Assistant Clinical Member, Research Institute
Houston Methodist
Weill Cornell Medical College


Dr. Hannah L. Combs is a Clinical Neuropsychologist at Houston Methodist Sugar Land Neurology Associates. She holds appointments as Assistant Professor of Clinical Neurology in the Stanley H. Appel Department of Neurology of the Houston Methodist Academic Institute, Assistant Clinical Member of the Houston Methodist Research Institute, and Assistant Professor of Neuropsychology in Clinical Neurology through Weill Cornell Medical College. 

Dr. Combs obtained her Master of Science and Ph.D in Clinical Psychology from the University of Kentucky, specializing in clinical neuropsychology. She completed her clinical internship at the Michael E. DeBakey Veterans Affairs Medical Center, followed by a 2-year postdoctoral fellowship in adult neuropsychology within the Department of Neurology at Baylor College of Medicine in Houston, TX. Her research interests involve understanding cognitive decline in Parkinson's disease and effects of deep brain stimulation on non-motor symptoms of Parkinson's Disease and other movement disorderes. Dr. Combs is the author of numerous peer-reviewed journal articles and book chapters and has presented her work at multiple national and international conferences. She is also active in multiple professional organizations and serves on the Medical Advisory Board for the Houston Area Parkinson Society and on the Board of the Houston Neuropsychological Society.

Description of Research

Neuropsychology, Parkinson's Disease, Movement Disorders, Deep Brain Stimualation, Executive Functioning, Self-Regulation, and Neurodegenerative Diseases


Geopolitical Considerations for Working with Medically Complex Patients: A Case Illustration
Stinson, JM, Román, CAF, Combs, HL, York, MK, Strutt, AM & McCauley, SR 2023, , Archives of Clinical Neuropsychology, vol. 38, no. 3, pp. 387-394. https://doi.org/10.1093/arclin/acad004

Brain Stimulation Using Responsive Neurostimulation Improves Verbal Memory: A Crossover Case-Control Study
Haneef, Z, Gavvala, JR, Combs, HL, Han, A, Ali, I, Sheth, SA & Stinson, JM 2022, , Neurosurgery, vol. 90, no. 3, pp. 306-312. https://doi.org/10.1227/NEU.0000000000001818

Development of standardized regression-based formulas to assess meaningful cognitive change in early Parkinson's disease
Combs, HL, Wyman-Chick, KA, Erickson, LO & York, MK 2021, , Archives of Clinical Neuropsychology, vol. 36, no. 5, pp. 734-745. https://doi.org/10.1093/arclin/acaa104

Longitudinal Associations Among Older Adults' Neurocognitive Performance, Psychological Distress, and Self-Reported Cognitive Function
Geiger, PJ, Reed, RG, Combs, HL, Boggero, IA & Segerstrom, SC 2019, , Psychology & neuroscience, vol. 12, no. 2, pp. 224-235. https://doi.org/10.1037/pne0000155

Detection of symptom over-reporting on the Neurobehavioral Symptom Inventory in OEF/OIF/OND veterans with history of mild TBI
Bodapati, AS, Combs, HL, Pastorek, NJ, Miller, B, Troyanskaya, M, Romesser, J, Sim, A & Linck, J 2019, , Clinical Neuropsychologist, vol. 33, no. 3, pp. 539-556. https://doi.org/10.1080/13854046.2018.1482003

Behavioral and Psychiatric Comorbidities of TBI
Collins, RL, Combs, HL, Miles, SR, Pastorek, NJ, Tharp, AT & Kent, TA 2019, . in Traumatic Brain Injury: A Clinician’s Guide to Diagnosis, Management, and Rehabilitation: Second Edition. Springer International Publishing, pp. 239-261. https://doi.org/10.1007/978-3-030-22436-3_14

Psychological functioning in Parkinson's disease post-deep brain stimulation: Self-regulation and executive functioning
Combs, HL, Garcia-Willingham, NE, Berry, DTR, van Horne, CG & Segerstrom, SC 2018, , Journal of Psychosomatic Research, vol. 111, pp. 42-49. https://doi.org/10.1016/j.jpsychores.2018.05.007

Pseudobulbar Affect Correlates With Mood Symptoms in Parkinsonian Disorders but Not Amyotrophic Lateral Sclerosis
Patel, N, Combs, H, York, M, Phan, C & Jimenez-Shahed, J 2018, , Journal of Neuropsychiatry and Clinical Neurosciences, vol. 30, no. 3, pp. 214-219. https://doi.org/10.1176/appi.neuropsych.17070131

The effects of symptom information coaching on the feigning of adult ADHD
Edmundson, M, Berry, DTR, Combs, HL, Brothers, SL, Harp, JP, Williams, A, Rojas, SL, Saleh, AK & Scott, AB 2017, , Psychological Assessment, vol. 29, no. 12, pp. 1429-1436. https://doi.org/10.1037/pas0000478

Time perspective and social preference in older and younger adults: Effects of self-regulatory fatigue
Segerstrom, SC, Geiger, PJ, Combs, HL & Boggero, IA 2016, , Psychology and Aging, vol. 31, no. 6, pp. 594-604. https://doi.org/10.1037/pag0000104

The happy survivor? Effects of differential mortality on life satisfaction in older age
Segerstrom, SC, Combs, HL, Winning, A, Boehm, JK & Kubzansky, LD 2016, , Psychology and Aging, vol. 31, no. 4, pp. 340-5. https://doi.org/10.1037/pag0000091

Combinatorial Motor Training Results in Functional Reorganization of Remaining Motor Cortex after Controlled Cortical Impact in Rats
Combs, HL, Jones, TA, Kozlowski, DA & Adkins, DL 2016, , Journal of Neurotrauma, vol. 33, no. 8, pp. 741-7. https://doi.org/10.1089/neu.2015.4136

Mindfulness-Based Interventions for Older Adults: A Review of the Effects on Physical and Emotional Well-being
Geiger, PJ, Boggero, IA, Brake, CA, Caldera, CA, Combs, HL, Peters, JR & Baer, RA 2016, , Mindfulness, vol. 7, no. 2, pp. 296-307. https://doi.org/10.1007/s12671-015-0444-1

Neurocognitive & neuropsychiatric phenotypes of PARK2-associated early-onset Parkinson's disease in two siblings
Anderson-Mooney, AJ, Guller, L, Combs, HL & Dunham, KJ 2016, , Clinical Neurology and Neurosurgery, vol. 142, pp. 137-139. https://doi.org/10.1016/j.clineuro.2016.01.016

Enduring Poststroke Motor Functional Improvements by a Well-Timed Combination of Motor Rehabilitative Training and Cortical Stimulation in Rats
OBryant, AJ, Adkins, DL, Sitko, AA, Combs, HL, Nordquist, SK & Jones, TA 2016, , Neurorehabilitation and Neural Repair, vol. 30, no. 2, pp. 143-54. https://doi.org/10.1177/1545968314562112

Cognition and Depression Following Deep Brain Stimulation of the Subthalamic Nucleus and Globus Pallidus Pars Internus in Parkinson's Disease: A Meta-Analysis
Combs, HL, Folley, BS, Berry, DTR, Segerstrom, SC, Han, DY, Anderson-Mooney, AJ, Walls, BD & van Horne, C 2015, , Neuropsychology review, vol. 25, no. 4, pp. 439-54. https://doi.org/10.1007/s11065-015-9302-0

The Effects of Mild Traumatic Brain Injury, Post-Traumatic Stress Disorder, and Combined Mild Traumatic Brain Injury/Post-Traumatic Stress Disorder on Returning Veterans
Combs, HL, Berry, DTR, Pape, T, Babcock-Parziale, J, Smith, B, Schleenbaker, R, Shandera-Ochsner, A, Harp, JP & High, WM 2015, , Journal of Neurotrauma, vol. 32, no. 13, pp. 956-66. https://doi.org/10.1089/neu.2014.3585

Discriminating among ADHD alone, ADHD with a comorbid psychological disorder, and feigned ADHD in a college sample
Williamson, KD, Combs, HL, Berry, DTR, Harp, JP, Mason, LH & Edmundson, M 2014, , Clinical Neuropsychologist, vol. 28, no. 7, pp. 1182-96. https://doi.org/10.1080/13854046.2014.956674