PREF is proud to manage studies led studies by the following Investigators.  Through basic science, clinical trials and chart reviews, investigators give CMCVAMC Veterans and their caregivers access to cutting edge research, the opportunity to contribute to medical science and hope for the future.  

This page reflects active studies only. Follow the links to learn more about our talented team.


Dr. Scott Akers, Radiologist at the Corporal Michael J. Crescenz VAMC

Dr. Mary (Libbey) Bowen, Principal Investigator at the Corporal Michael J. Crescenz VAMC, Assistant Professor at the University of Delaware

Dr. Kyong-Mi Chang, Associate Chief of Staff for Research and Development (ACOS/R&D) at the Corporal Michael J. Crescenz VAMC; Associate Professor of Medicine at the University of Pennsylvania

Dr. Noam Cohen, Head and Neck Surgery at the Corporal Michael J. Crescenz VAMC;  Associate Professor of Otorhinolaryngology and Director of Rhinology Research at the University of Pennsylvania

Dr. Julio Chirinos, Associate Professor of Medicine, Adjunct Faculty, Center for Magnetic Resonance and Optical Imaging at the University of Pennsylvania

Dr. D. Kacy Cullen, Director, Center for Neurotrauma, Neurodegeneration & Restoration at the
Corporal Michael J. Crescenz VAMC, Research Associate Professor of Neurosurgery at the University of Pennsylvania

Dr. Nathan C. Hall, Associate Professor of Radiology at The Hospital of the University of Pennsylvania

Dr. David D. Kaplan, Associate Professor of Medicine at the Corporal Michael J. Crescenz VAMC

Dr. Nabeel Khan, Assistant Professor of Clinical Medicine at the University of Pennsylvania

Dr. Samuel T. Kuna, Chief, Sleep Medicine Section at the Corporal Michael J. Crescenz VAMC, Associate Professor of Medicine at the University of Pennsylvania

Dr. Sarah Kohnstamm, Cardiologist and Director, Echocardiography Lab at the Corporal Michael J. Crescenz VAMC

Dr. James F. Morley, Associate Director for Research, Parkinson's Disease Research, Education and Clinical Center and Staff Neurologist at the Corporal Michael J. Crescenz VAMC, Assistant Professor of Neurology at the University of Pennsylvania

Dr. Carla R. Scanzello, Section Chief, Rheumatology, Corporal Michael J. Cresenz VAMC, Member, CMC VAMC Translational Musculoskeletal Research Center, Associate Professor of Medicine at the University of Pennsylvania

Dr. Victoria Werth, Chief of Dermatology at the Corporal Michael J. Crescenz VAMC, Professor of Dermatology at the Hospital of the University of Pennsylvania