Locate people affiliated with the Department by name or by function. Narrow results for faculty members by using the filters for divisions, specialties, areas of subspecialty, and other categories in the left navigation.

Roddy O'Connor, BSc, MS, PhD
Una O'Doherty, MD, PhD
Amrom Obstfeld, MD, PhD

Associate Professor of Clinical Pathology and Laboratory Medicine
Perelman School of Medicine at the University of Pennsylvania
Assistant Director of Hematology and Coagulation Laboratories
Children's Hospital of Philadelphia

Rachel Ochs, MD

Associate Pathologist
Morristown Pathology Associates

Derek Oldridge, MD, PhD

Researcher, The Children's Hospital of Philadelphia (CHOP)
2020-21 Immunogenetics Fellowship, CHOP HLA Laboratory
2018-19 Clinical Pathology Chief Resident 

Derek Alan Oldridge
Paula M. Oliver

Associate Professor of Pathology and Laboratory Medicine
University of Pennsylvania Perelman School of Medicine