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Peter Stewart
Cone Health Medical Group

Peter Stewart, PsyD

Specialties and/or Subspecialties

  • Clinical Neuropsychologist
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Peter Stewart, PsyD, is a board-certified clinical neuropsychologist. His professional interests include dementia, data science, brain tumors and neuroimaging in neuropsychology.

Working closely with neurologists, neurosurgeons and neuroradiologists, he has developed a deep understanding of brain function and dysfunction that allows him to better understand and treat his patients’ presenting problems. He believes in the autonomy and agency of his patients, and that providing them with an accurate diagnosis empowers them on the path to recovery and adaptation.

In his spare time, he enjoys running, gardening and cooking.

“I am passionate about helping patients and their families by providing them with the information that they need in order to make informed decisions and meaningful changes.” – Peter Stewart PsyD



Graduate School

Indiana University of Pennsylvania, PsyD


Geisinger Health, Postdoctoral Residency in Neuropsychology

Board Certifications

  • Neuropsychology