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Faculty

You’ll be part of a community of learners led by faculty mentors who provide the highest-caliber training and treat you as a valued colleague. We’ll make sure you leave our program prepared to take the next step on your career path.

John J. Mercuri, MD, MA

an image of doctor Mercuri
Fellowship Director
Geisinger Community Medical Center, Scranton
Medical school: NYU School of Medicine
Residency: NYU Hospital for Joint Diseases
Fellowship: Insall Scott Kelly/NYU Combined Program

James Murphy, MD, MBA

an image of doctor Murphy
Geisinger Wyoming Valley Medical Center, Wilkes-Barre
Medical school: Pennsylvania State University
Residency: Case Western Reserve University
Fellowship: University of Pennsylvania

David Kolessar, MD

an image of doctor Kolessar
Geisinger Wyoming Valley Medical Center, Wilkes-Barre
Medical school: Temple University
Residency: Albert Einstein Medical Center
Fellowship: Mayo Clinic

Additional faculty

Douglas VanderBrook, MD
Geisinger Wyoming Valley Medical Center, Wilkes-Barre
Medical school: SUNY Upstate Medical University
Residency: Albany Medical Center
Fellowship: Lenox Hill Hospital, NYC

Michael Sobieraj, MD, PhD
Geisinger Medical Center, Danville
Medical school: Case Western Reserve University
Residency: NYU Hospital for Joint Diseases
Fellowship: University of Pennsylvania