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G. Peter Gliebus

G. Peter Gliebus, MD

Assistant Professor and Interim Chair of Neurology; Director, Cognitive Disorders Center

Department: Neurology

Practices: Drexel Neurosciences Institute

Specialties: Neurology


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

Awards & Honors

  • 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

G. Peter Gliebus, MD, is a board-certified neurologist practicing at Drexel Neurosciences Institute in Philadelphia. He is director of the Cognitive Disorders Center at DNI. Dr. Gliebus is certified by the United Council for Neurologic Subspecialties in behavioral neurology and neuropsychiatry.

*This clinical practice is independent of Drexel Medicine and Drexel University.

Clinical Services

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


  • J. Rosenstone Behavioral Neurology and Neuropsychiatry Fellow - Northwestern University Feinberg School of Medicine, Cognitive Neurology and Alzheimer’s Disease Center (2008-2010)


  • Internal Medicine - AtlantiCare Regional Medical Center (2004-2005)
  • Neurology - Drexel University College of Medicine (2005-2008)
G. Peter Gliebus, MD, is interim chair and assistant professor of neurology with Drexel Neurosciences Institute. He is also the director of the Behavioral Neurology & Neuropsychiatry Fellowship program.

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 Alzheimer’s Association. He serves as a Scientific Advisory Board member for the National CADASIL Association.

He is the recipient of a Drexel Clinical and Translational Research Institute grant for "Biomarkers of Cellular Senescence as Early Sensors of Alzheimer's Disease." Previous research has focused on cognitive impairment in normal pressure hydrocephalus and dementias such as Lewy body disease. He is the principal investigator for a clinical trial evaluating the safety and efficacy of the drug MK-8931 for patients with Alzheimer's disease.

In the Media


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

Contact Information

Practice Office

Drexel Neurosciences Institute
219 N. Broad Street
The Arnold T. Berman, MD Building, 7th Floor
Philadelphia, PA 19107
Phone: 215.762.6915
Fax: 215.762.6914

Practice Office

LourdesCare Cherry Hill*
One Brace Road
Cherry Hill, NJ 08034
Phone: 856.470.9029