Faculty
Leadership
- Thomas Payton, MD, FACEP, Central Region Medical Director, Department of Emergency Medicine
- Christopher J. Wilson, MD, FACEP, FAAEM, Program Director, Emergency Medicine Residency
- Jason R. Burkett, DO, FACEP, Assistant Program Director, Emergency Medicine Residency
- Samuel J. Slimmer, MD, Assistant Program Director, Emergency Medicine Residency
- Richard O. Davis, DO, RMSK, CAQSM, Ultrasound Director, Geisinger Medical Center, and Ultrasound Fellowship Director
- Kyle Marshall, MD, MBI, FACEP, FAAEM, Medical director, Sexual Assault Forensic Examination (SAFE) Program
- Eric Melnychuk, DO, Director of Simulation, Department of Emergency Medicine
- Mark F. Olaf, DO, FACEP, Associate Regional Dean of the Central Campus, Geisinger Commonwealth School of Medicine
- Jennifer N. Spinozzi, MD, Emergency Medicine Clerkship Director
- Michael H. Fitzpatrick, MD, FACEP, Interim Chief Medical Officer for Geisinger Medical Center
- Bradley E. Brocious, DO, Associate Director, Department of Emergency Medicine, Central Region
- Christa A. Gemberling, GME Program Administrator
Faculty
- Sarah W. Alander, MD, FAAP
- Nancy Clemens, MD
- Robert R. Cooney, MD, FACEP, MSMedEd
- Steven J. Crellin, DO, FAAP
- Ross D. Ellison, MD, FACEP
- Kristy D. Holecko, MD
- Kristen Kish, DO
- Douglas F. Kupas, MD, FACEP, FAEMS
- Erica A. McElroy, DO
- Nicholas W. Murtha, DO
- Jed T. Ritter, MD
- John J. Skiendzielewski, MD, FACEP
- Amy J. Snover, MD, FACEP
- Robert J. Strony, DO, RDMS, RVT
Chief residents
- Hope Allen, DO
Hometown: Woodbine, MD
Undergraduate: Salve Regina University
Medical school: William Carey University College of Medicine
Interests: Reading, running, baseball, riding horses, playing with my animals and eating all the food - Austin Hellings, DO
Hometown: Gilbertsville, PA
Undergrad: University of Colorado – Boulder
Medical School: Arizona College of Osteopathic Medicine
Interests: Hiking, fishing, camping, snowboarding, basketball and cooking

Thomas Payton, MD, MBA, FACEP
Central Region Medical Director, Department of Emergency Medicine

Christopher J. Wilson, MD, FACEP, FAAEM
Program Director, Emergency Medicine Residency
Assistant Professor of Emergency Medicine, Geisinger Commonwealth School of Medicine
Medical school: Jefferson Medical College
Residency: Geisinger Medical Center
Clinical interests: Resident medical education, difficult airway management, clinical aspects of breaking bad news
Interests outside of medicine: Fly fishing, archery, golf, Hawaii

Jason R. Burkett, DO, FACEP
Assistant Program Director, Emergency Medicine Residency
Assistant Professor of Emergency Medicine, Geisinger Commonwealth School of Medicine
Medical school: Philadelphia College of Osteopathic Medicine
Residency: Geisinger Medical Center
Clinical interests: Resident medical education, dysrhythmia management, oncologic emergencies, palliative care
Interests outside of medicine: Time with wife and kids, my dogs, espresso and other coffee, live music, cycling, traveling

Samuel J. Slimmer, MD, FACEP
Associate Program Director, Emergency Medicine Residency
Associate Medical Director, Life Flight
Associate Medical Director, Geisinger EMS
Assistant Professor of Emergency Medicine, Geisinger Commonwealth School of Medicine
Medical school: Lewis Katz School of Medicine at Temple University
Residency: Geisinger Medical Center
Clinical interests: Resident medical education; performance improvement and education in Critical Care Transport and Emergency Medical Services
Interests outside of medicine: My family, exercise and auto racing.

Richard O. Davis, DO, RMSK, CAQSM
Ultrasound Director, Geisinger Medical Center
Ultrasound Fellowship Program Director, Geisinger Medical Center
Core Faculty, Emergency Medicine Residency Program
Assistant Professor of Emergency Medicine, Geisinger Commonwealth School of Medicine
Medical school: Philadelphia College of Osteopathic Medicine
Residency: Geisinger Medical Center
Fellowship: Geisinger Sports Medicine Fellowship
Clinical interests: Resident medical education, ultrasound, sports medicine, orthopedic procedures
Interests outside of medicine: Golf and skiing

Kyle Marshall, MD, MBI, FACEP, FAAEM, FAMIA
Medical director, Sexual Assault Forensic Examination (SAFE) Program
Associate Chief Medical Informatics Officer for Operations
Associate Program Director, Clinical Informatics Fellowship
Associate professor, Geisinger Commonwealth School of Medicine
Medical school: University of Texas Health Science Center at San Antonio
Education: Oregon Health & Science University
Residency: Baylor Scott & White Health
Fellowship: Geisinger
Clinical interests: Informatics, documentation improvement, medical education, OB/GYN emergencies
Interests outside of medicine: Family, cooking

Eric Melnychuk, DO
Director of Simulation
Department of Emergency Medicine
Medical school: Philadelphia College of Osteopathic Medicine
Residency: Geisinger Medical Center

Mark F. Olaf, DO, FACEP
Associate Regional Dean of Central Campus, Geisinger Commonwealth School of Medicine
Clinical Assistant Professor of Medicine, Geisinger Commonwealth School of Medicine
Core Faculty, Emergency Medicine Residency Program
Medical school: Philadelphia College of Osteopathic Medicine
Residency: Geisinger Medical Center
Clinical interests: Medical education, emergency medical services, toxicology, patient safety
Interests outside of medicine: Fitness, family, fun

Jennifer N. Spinozzi, MD
Emergency Medicine Clerkship Director
Medical school: St. George’s University
Residency: Geisinger Medical Center
Clinical interests: Resident medical education, medical student education
Interests outside of medicine: Soccer, hiking, running, reading, skiing, anything outdoors

Michael H. Fitzpatrick, MD, FACEP
Interim Chief Medical Officer, Geisinger Medical Center
Director, Geisinger Medical Center
Core Faculty, Emergency Medicine Residency Program
Medical school: Jefferson Medical College of Thomas Jefferson University
Residency: University of Pittsburgh Medical Center - Internal Medicine; Geisinger - Emergency Medicine

Christa A. Gemberling
GME Program Administrator