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McDonald, Gregory

Gregory McDonald, DO

Gregory McDonald, DO

Professor of Pathology, Microbiology, Immunology & Forensic Medicine
Vice Chair, Department of Bio-Medical Sciences


Ph: 215-871-6796
FX: 215-871-6163
E-mail: GregoryMcd@pcom.edu


DO, PCOM, 1989
BS, Villanova University, 1985


Gregory McDonald DO graduated from the Philadelphia College of Osteopathic Medicine in 1989. He went on to complete a residency in anatomic pathology at the Lankenau Hospital followed by a forensic pathology fellowship at the University of Pennsylvania and the Medical Examiner's office in Philadelphia, Pennsylvania. After completion of this fellowship he served for 14 years as an assistant medical examiner in Philadelphia, Pennsylvania.

Dr. McDonald is currently a professor and Vice Chairman of the Department of Bio-Medical Sciences at the Philadelphia College of Osteopathic Medicine. His work at PCOM also includes serving as the medical director of the Department of Physician Assistant Studies and the program director of the Master’s degree program in Forensic Medicine. Dr. McDonald lectures extensively to D.O., Physician Assistant and Forensic Medicine students as well as providing residents and attending physicians with continuing education programs. He has been the recipient of multiple awards for outstanding teaching.

In addition to his teaching duties at PCOM he has lectured regionally and nationally in subjects including post mortem changes, determination of cause and manner of death, blunt and sharp force injury, asphyxiation and child abuse. Dr. McDonald is also the chief deputy coroner of Montgomery County Pennsylvania.

He has served as the Vice Chairman and Chairman of the American Osteopathic Board of Pathology where he also is the Chairman of the subcommittee on Forensic Pathology. He is a member of the American College of Osteopathic Pathologists and the American Osteopathic Association. Certified in both anatomic pathology and forensic pathology, he has completed over 7000 autopsies and has testified in over 700 court cases.


Dr. McDonald has been a consultant for USA Today, Discovery.com and the Philadelphia Inquirer.

Research Keywords

  • Forensic Medicine
  • Forensic Pathology
  • Pathology
  • Anatomic Pathology
Last Updated: 3/16/15