Nina H. Thomas, PhD, ABPP-Cn

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Nina H. Thomas, PhD, is a pediatric neuropsychologist in the Department of Child and Adolescent Psychiatry and Behavioral Sciences at Children's Hospital of Philadelphia.

Areas of Expertise: Impact of central nervous system injury or impairment on neurobehavioral functioning., Expertise in a multitude of conditions including genetic conditions, leukodystrophy, neural tube defects, craniofacial conditions, cardiac conditions, and epilepsy.
Locations: Buerger Center for Advanced Pediatric Care
Appointments and Referrals: 1-800-TRY-CHOP (1-800-879-2467)

Education and Training


University of North Carolina at Chapel Hill


Johns Hopkins School of Medicine, Kennedy Krieger Institute, Baltimore, Md.

Board Certification

Clinical Neuropsychology – American Board of Professional Psychology
Pediatric Neuropsychology – American Board of Professional Psychology

Undergraduate Degree

BA in Psychology - Cornell University, Ithaca, NY

Graduate Degree

PhD in Clinical Psychology - University of Texas at Austin, Austin, TX
MA in Clinical Psychology - University of Texas at Austin, Austin, TX

Titles and Academic Titles

Pediatric Neuropsychologist

lDirector, Behavioral Neuroscience Core of the Center for Human Phenomic Science

Associate Professor of Clinical Psychiatry, Perelman School of Medicine at the University of Pennsylvania

Departments and Services

Research Interests

Translational research related to care and treatment of central nervous system injury or impairment and the impact of these treatments on neurobehavioral functioning.
Specific research expertise in cognitive outcomes of cardiac conditions, sleep disordered breathing, hyperinsulinism, pediatric sepsis, and metabolic disease.




Rosenfeld, E., Nanga, R.P.R., Lucas, A., Revell, A.Y., Thomas, A., Thomas, N.H., Roalf, D.R., Shinohara, R.T., Reddy, R., Davis, K.A., & DeLeon, D.D.: Characterizing the neurological phenotype of the hyperinsulinism hyperammonemia syndrome. Orphanet Journal of Rare Diseases 17(248), June 2022 Notes:

Gmuca S, Sonagra M, Xiao R, Mendoza E, Miller KS, Thomas NH, Young JF, Weiss PF, Sherry DD, Gerber JS: Characterizing neurocognitive impairment in Juvenile Fibromyalgia Syndrome: Subjective and objective measures of dyscognition. Frontiers in Pediatrics - Pediatric Rheumatology 2022.


Gmuca, S., Sonagra, M., Xiao, R., Miller, K.S., Thomas, N.H., Young, J.F., Weiss, P.F., Sherry, D. D., and Gerber, J.S.: Suicidal risk and resilience in juvenile fibromyalgia syndrome:  a cross-sectional cohort study. Pediatric Rheumatology 19(3): 1-8, January 2021 Notes:

Fitzgerald, J. C., Kelly, N., Hickey, C., Balamuth, F., Thomas, N.H., Hogan, A., Stack, N.J., Trimarchi, T., and Weiss, S.L.: Implementation of a follow-up system for pediatric sepsis survivors in a large academic pediatric intensive care unit. Frontiers in Pediatrics. Brenda M. Morrow (eds.). 9(691692), June 2021 Notes: doi 10.3389/fped.2021.691692.


Houtrow, A.J., Thom, E.A., Fletcher, J.M., Burrows, P.K., Adzick, N.S., Thomas, N.H., Brock, J.W., Cooper, T., Lee, H., Bilaniuk, L.,Glenn, O.A., Pruthi, S., MacPherson, C., Farmer, D.L., Johnson, M.P., Howell, L.J., Gupta, N., Walker, W.O.: Prenatal repair of myelomeningocele and school-age functional outcomes. Pediatrics 145(2), February 2020 Notes:


Hodges, E., Marcus, C.L., Kim, J.Y., Xanthopoulos, M., Shults, J., Giordani, B., Beebe, D.W., Rosen, C.L., Chervin, R.D., Mitchell, R.B., Katz, E.S., Gorzal, D., Redline, S., Elden, L., Arens, R., Moore, R., Taylor, H.G., Radcliffe, J., Thomas, N.H.: Depressive symptomatology in school-aged children with Obstructive Sleep Apnea Syndrome: Incidence, demographic factors, and changes following a randomized controlled trial of adentonsillectomy. Sleep  41(12), December 2018 Notes:


Thomas, N.H., Xanthopoulos, M.S., Kim, J.Y., Shults, J., Escobar, E., Giordani, B., Hodges, E., Chervin, R.D., Paruthi, S., Rosen, M.D., Taylor, G.H., Arens, R., Katz, E.S., Beebe, D.W., Redline, S., Radcliffe, J., Marcus, C.L.: Effects of adenotonsillectomy on parent-reported behavior in children with Obstructive Sleep Apnea. Sleep 40(4): 1-8, 2017.

Whitaker, A.M., Thomas, N.H., Krivitzky, L.S., Ficicioglu, C.: Neuropsychological implications of Cobalamin C (CblC) disease in Hispanic children detected through newborn screening. Applied Neuropsychology-Child(10), 1-7, 2017.


Danzer, E., Thomas, N.H., Thomas, A., Friedman, K., Gerdes, M., Koh, J., Adzick, N.S., Johnson, M.P.: Long-term neurofunctional outcome, executive functioning, and behavioral adaptive skills following fetal myelomeningocele surgery.  American Journal of Obstetric Gynecology 214(2): 269, 2016.

Taylor, H.G., Bowen, S.R., Beebe, D.W., Hodges, E., Amin, R., Arens, R., Chervin, R.D., Garetz, S.L., Katz, E.S., Moore, R.H., Knashawn, H.M., Muzumdar, H., Paruthi, S., Rosen, C.L., Sadhwani, A., Thomas, N.H., Ware, J., Marcus, C.L., Ellenberg, S.S., Redline, S., Giordani, B.: Cognitive effects of adenotonsillectomy for obstructive sleep apneas. Pediatrics 138(2): e20154458, 2016.


Ficicioglu, C., Dubroff, J.G., Thomas, N., Gallagher, P.R., Burfield, J., Hussa, C., Randall, R., Zhuang, H.: A pilot study of fluorodeoxyglucose positron emission tomography findings in patients with phenylketonuria before and during sapropterin supplementation. Journal of Clinical Neurology 9(3): 151-156, 2013.

Mitchell, R.B., Amin, R., Katz, E.S., Arens, R., Paruthi, S., Muzumdar, H., Gozal, D., Thomas, N.H., Ware, J., Beebe, D., Snyder, K., Elden, E., Sprecher, R.S., Willging, P., Jones, D., Bent, J.P., Hoban, T., Chervin, R.D., Ellenberg, S.S., Redline, S., Marcus, C.L., Moore, R.H., Rosen, C.L., Giordani, B., Garetz, S.L., Taylor, H.G.: A randomized trial of adenotonsillectomy for childhood sleep apnea. New England Journal of Medicine 368: 2366-2376, 2013.


Redline, S., Amin, R., Beebe, D., Chervin, R.D., Garetz, S.L., Giordani, B., Marcus, C.L., Moore, R.H., Rosen, C.L., Arens, R., Gozal, D., Katz, E.S., Mitchell, R.B., Muzumdar, H., Taylor, H.G., Thomas, N., Ellenberg, S.: The Childhood Adenotonsillectomy Trial (CHAT): Rationale, design, and challenges of a randomized controlled trial evaluating a standard surgical procedure in a pediatric population. Sleep 34(11): 1509-1517, 2011.


Ficicioglu, C., Hussa, C., Gallagher, P.R., Thomas, N., Yager, C.: Monitoring of biochemical status in children with Duarte Galactosemia: Utility of galactose, galactitol, galactonate, and galactose-1-phosphate. Clinical Chemistry 56: 1177-1182, 2010.


Krivitzky, L., Babikian, T., Lee, H., Thomas, N.H., Burk-Paull, K.L., Batshaw, M.L.: Intellectual, adaptive, and behavioral functioning in children with Urea Cycle Disorders. Pediatric Research 66(1): 96-101, July 2009.


Ficicioglu, C., Thomas, N., Yager, C., Gallagher, P.R., Hussa, C., Mattie, A., Day-Salvatore, D.L., Forbes, B.J.: Duarte (DG) galactosemia: A pilot study of biochemical and neurodevelopmental assessment in children detected by newborn screening. Molecular Genetics and Metabolics 95(4): 206-212, October 2008.


Hattiangadi, N., Pillion, J., Slomine, B., Christensen, J., Trovato, M., Speedie, L.J.: Characteristics of auditory agnosia in a child with severe traumatic brain injury: A case report. Brain and Language 92: 12-25, June 2005.


Hattiangadi, N., Medvec, V., Gilovich, T.: Failing to act: Regrets of Terman's geniuses. International Journal of Aging and Human Development 40(3): 175-185, April 1995.



Lakia Kearson, M.S., Nina H. Thomas, Ph.D., Stephanie Felgoise, Ph.D., Michael Roberts, Ph.D.: Characterizing the relationship between executive functioning and social/emotional behaviors following a severe pediatric Traumatic Brain Injury. Journal of the International Neuropsychological Society February  2022.


Hickson, M., Winters, M., Thomas, N., Gardner, M., Kirschen, M., Nadkarni, V., Berg, R., Pinto, N., Topjian, A.: Long-term cognitive and functional outcomes in pediatric out-of-hospital cardiac arrest survivors. Critical Care Medicine 49(1): 586, January 2021 Notes: doi: 10.1097/01.ccm.0000730564.53338.fa.

Hickson, M., Winters, M., Thomas, N., Gardner, M., Kirschen, M., Nadkarni, V., Berg, R., Pinto, N., Topjian, A.: Long-term quality of life in survivors of pediatric out-of-hospital cardiac arrest. Critical Care Medicine 49(1): 586, January 2021 Notes: doi: 10.1097/01.ccm.0000730560.22662.bc.


Winnie M Sigal, MD, Ohoud Alzahrani, MD, Herodes Guzman, MD, MPH, Gabriela M Guadalupe Rios, BS, Nina H Thomas, PhD, Jerilynn Radcliffe, PhD, ABPP, Diva D De Leon, MD, MSCE: MON-087 Natural history and neurodevelopmental outcomes in perinatal stress induced hyperinsulinism  Journal of the Endocrine Society 4, May 2020 Notes:

Posters and Presentations

Invited Lectures


Thomas NH. "Alexander Disease Research Update Podcast - Episode #5 - Case report with silent mutation and area postrema syndrome; neuropsychological testing" with Albee Messing, Ph.D., VMD, Waisman Center, University of Wisconsin - Madison. Dec 2021.

Editorial and Academic Positions

Editorial Positions

2018-present, Ad hoc Reviewer, Journal of the International Neuropsychological Society

Academic and Institutional Committees

2019-present, Internship Recruitment Screening Quality Improvement Workgroup, Department of Child and Adolescent Psychiatry and Behavioral Sciences

2016-present, Behavioral Health Informatics Committee, Department of Child and Adolescent Psychiatry and Behavioral Sciences

2004-present, Training Advisory Committee, Department of Child and Adolescent Psychiatry and Behavioral Sciences

Leadership and Memberships

Memberships in Professional Organizations


2003-present, International Neuropsychological Society


2012-present, American Academy of Clinical Neuropsychology
2010-present, Association for Internship Training in Clinical Neuropsychology
 - 2012-present, Webmaster and Social Media Manager