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G. Peter Gliebus

G. Peter Gliebus, MD

Associate Professor and Academic Chair

Department: Neurology

Specialties: Neurology


  • MD - Vilnius University, Faculty of Medicine (2003)

Awards & Honors

  • Named "Top Doctor" by Philadelphia magazine (2021)
  • Drexel University College of Medicine Dean's Award for Excellence in Clinical Teaching (2015)
  • Core Values Award 2012-2013: Chambersburg Hospital (2012)

Memberships / Professional Affiliations

  • American Academy of Neurology
  • Society for Behavioral and Cognitive Neurology
Philadelphia magazine's Top Doctors 2021

G. Peter Gliebus, MD, is a board-certified neurologist. He is certified by the United Council for Neurologic Subspecialties in behavioral neurology and neuropsychiatry. Dr. Gliebus is the principal investigator for a number of clinical trials related to memory disorders and dementia.

  • Named "Top Doctor" by Philadelphia magazine (2021)

Clinical Services

Alzheimer's disease, Cognitive impairment, Dementia, Brain injury


  • Internal Medicine - AtlantiCare Regional Medical Center (2004-2005)
  • Neurology - Drexel University College of Medicine (2005-2008)


  • J. Rosenstone Behavioral Neurology and Neuropsychiatry Fellow - Northwestern University Feinberg School of Medicine, Cognitive Neurology and Alzheimer’s Disease Center (2008-2010)
G. Peter Gliebus, MD, is associate professor and academic chair of the Department of Neurology at Drexel University College of Medicine.

Research Overview

Dr. Gliebus is a reviewer for the American Journal of Alzheimer's Disease and Other Dementias and Alzheimer’s and Dementia: The Journal of the Alzheimer’s Association. He serves as a Scientific Advisory Board member for the National CADASIL Association and the Alzheimer's Association. He has received two grants from the Drexel Clinical and Translational Research Institute and is the principal investigator for many clinical trials relating to cognitive disorders, including two disease-modifying trials for early Alzheimer's disease.

Research Interests

Cognitive regulation, cognitive impairment, Alzheimer's disease


Progressive Cognitive Impairment and Its Neuropathologic Correlates
Editor: G. Peter Gliebus
Nova Science Publishers, Inc., Hauppauge, N.Y., 2016

"Ataxia, Ophthalmoplegia, and Impairment of Consciousness in a 19-month-old American Boy"
Gliebus G.,  Faerber E.N., Valencia I., Khurana D.S., Singh S.B., Legido A.
Semin Pediatr Neurol, 2014

"A case report of anxiety disorder preceding frontotemporal dementia with asymmetric right temporal lobe atrophy."
Gliebus G.
SAGE Open Medical Case Reports, DOI: 10.1177/2050313X13519977, 2013

"Primary Progressive Aphasia: clinical, imaging and neuropathological findings."
Gliebus G.
Invited by the Editor. Am J Alzheimers Dis Other Demen.;25(2):125-7, Mar 2010

"Phenotypically Concordant TDP-43 Neuroanatomy in the PPA3 Family with Progranulin Mutation"
Gliebus, G.
, Bigio, E., Caplan, D., Mesulam, M.-M. and Geula, C.
Soc. Neurosci. Abst., Session # 434.7, 2009

"Asymmetric TDP-43 Distribution in Primary Progressive Aphasia with Progranulin Mutation"
Gliebus G, Bigio E, Caplan D, Gasho K, Mishra M, Mesulam MM, Geula C.
Neurology, 18;74(20):1607-10, May 2010

"Progranulin and Beta-Amyloid Distribution. A Case Report of the Brain from Preclinical PS-1 Mutation Carrier"
Gliebus G, Rosso A, Lippa C.
Am J Alzheimers Dis Other Demen.;24(6):456-60, Dec 2009-Jan 2010

"Cerebrospinal Immunoglobulin Level Changes and Clinical Response to Treatment of Hashimotos’s Encephalopathy"
Gliebus G, Lippa C.
Am J Alzheimers Dis Other Demen.;24(5):373-6, Oct-Nov 2009

"The Influence of β – Blockers on Delayed Memory Function in People with Cognitive Impairment"
Gliebus G, Lippa C.
Am J Alzheimers Dis Other Demen.;22(1):57-61, Feb-Mar 2007


Dr. Gliebus presents outreach talks about memory loss and aging to local communities in Princeton, Trenton, Pennington and Hamilton, N.J.

Recent Presentations

“Brain’s Default Mode Network”
Grand Rounds, Drexel University College of Medicine, Philadelphia, Pa., May 1, 2015

“Alzheimer’s disease: what are we learning from in vivo studies”
6th Annual National Neuroscience Conference, Atlantic City, N.J., October 23, 2014

“Cognition and Arnold-Chiari malformation”
Chiari and Syringomyelia Conference, Princeton, N.J., July 24, 2014

“Younger-onset dementia: pursuit of a diagnosis and next steps"
Alzheimer’s Association Greater New Jersey Chapter Annual Education and Research Conference, Somerset, N.J., April 25, 2014

“Understanding Alzheimer’s disease”
Alzheimer’s Association Greater New Jersey Chapter Caregiver Conference, Pennington, N.J., November 2, 2013

“Dementia types and management”
 Lecture at Fulton County Medical Center, McConnellsburg, Pa., January 8, 2013

“MRI principles and application in vision clinics”
Illinois College of Optometry, Chicago, Ill., March 2, 2012

Moderator, roundtable discussion about changes in behavior of frontotemporal dementia and primary progressive aphasia
Caregiver and Professional Education Conference, Northwestern University, Chicago, Ill., August 10, 2009

“Memory and Alzheimer’s Disease”  
Keynote speaker, 4th Annual Conference on Alzheimer’s Disease & Related Disorders, National Alzheimer’s Association, Greater Illinois Chapter, Joliet, Ill. April 23, 2009

Moderator of roundtable discussion about genetics of frontotemporal dementia and primary progressive aphasia
Caregiver and Professional Education Conference, Northwestern University, Chicago, Ill., August 11, 2008

* This physician's clinical practice is independent of Drexel University.