Department of Surgery

People

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Timothy R. Billiar, MD
George Vance Foster Professor and Chair, Department of Surgery
412-647-1749
Interests
mechanisms involved in acute cellular and organ injury in inflammatory states such as shock, trauma, and sepsis
Barbara A. Gaines, MD
Professor of Surgery
412-692-8288
Interests
pediatric and adolescent trauma; pancreatitis and traumatic brain injury; pediatric abdominal sonogram
James Gallagher, MD
General Surgery Resident (PGY-4 - Lab)
Andrea Gambotto, MD
Associate Professor of Surgery
412-383-6151
Interests
vaccines and vaccine development; cancer immunotherapy; ChTCR genetic engineering of T-Cells
Nupur N. Gangopadhyay, DVM, MS, PhD
Research Assistant Professor
412-952-7485
Interests
diabetes; antiviral immunity; gene therapy; allogeneic stem cell transplantation
Armando Ganoza, MD
Assistant Professor of Surgery
412-647-5800
Interests
intestinal failure; pediatric liver transplantation; kidney, pancreas, and intestinal transplantation in adults and children; autologous islet-cell transplantation for children with acute recurrent or chronic pancreatitis
Wentao Gao, MD, PhD
Research Assistant Professor of Surgery
412-647-6087
Interests
autophagy; cell death; inflammatory signaling; cancer immunotherapy; vaccine development
Kevin O. Garrett, MD, FACS
Clinical Professor of Surgery
412-367-5010
Interests
resident and student education in general surgery and robotic techniques
Jörg C. Gerlach, MD, PhD
Professor of Surgery and Bioengineering
412-383-7150
Interests
regenerative medicine
Catherine Go, MD
T32 Postdoctoral Fellow, Tzeng Lab
Julie Goswami, MD
General Surgery Resident (PGY-4)
412-648-1474
John Griepentrog, MD
General Surgery Resident (PGY-4 - Rosengart Lab)
412-647-6015
Jesse Guardado, MD
General Surgery Resident (PGY-5)
Zong Sheng Guo, PhD
Assistant Professor of Surgery
412-623-7711
Interests
biological therapy of cancer, including epigenetic therapy, oncolytic virus-mediated gene therapy, and immunotherapy
Eric S. Hager, MD
Assistant Professor of Surgery
412-623-8438
Interests
limb salvage; distal bypass; surgical education; dialysis access; varicose vein treatment; carotid disease; endovascular interventions
Shannon Haldeman
Research Technician, Neal Lab
412-962-2436
Daniel E. Hall, MD, MDiv, MHSc, FACS
Associate Professor of Surgery
412-647-0421
Interests
frailty in elective surgery; IRB efficiency and quality; theology and medicine
Giselle G. Hamad, MD, FACS, FASMBS
Professor of Surgery
412-641-2080
Interests
surgical education; surgical skill acquisition; laparoscopic simulation; video-based debriefing and feedback
Robert Handzel, MD
General Surgery Resident (PGY-4 - Lab)
Darren Haskett
T32 Postdoctoral Fellow, Vorp Lab
412-648-0273
Christine M. Heiner
Scientific Writer
412-647-7353
Jon R. Henwood, DO, FACOS
Clinical Assistant Professor
724-983-8882
Katherine Hill, MD
General Surgery Resident (PGY-4 - Lab)
Rosemary A. Hoffman, PhD
Research Associate Professor of Surgery
412-648-1931
Interests
intraepithelial lymphocytes and intestinal epithelial cells; mucosal immunity and dendritic cell function associated with aging; platelet function in hemorrhagic shock/trauma; leukocyte phenotype during hemorrhagic shock
Melissa E. Hogg, MD, MS
Assistant Professor of Surgery
888-847-8836
Interests
minimally invasive surgical oncology with surgical education/clinical outcomes research
Jennifer M. Holder-Murray, MD, FACS
Assistant Professor of Surgery
877-684-7189
Interests
optimizing perioperative care; microbiome; colorectal diseases
Matthew P. Holtzman, MD
Assistant Professor of Surgery
412-692-2852
Interests
melanoma; sarcoma; regional therapies; single incision and robotic treatments for GI malignancies
Guiying Hong
Research Specialist, Tzeng Lab
Gina Howell, MD, MS
Clinical Assistant Professor of Surgery
412-647-0635
Interests
trauma and surgical critical care
Katherine Hrebinko, MD
General Surgery Resident (PGY-1)
Hai Huang, MD
Research Assistant Professor of Surgery
412-648-1474
Interests
ischemia-induced activation of inflammatory pathways; pathogenesis of organ injury following liver ischemia reperfusion
Lauren Huckaby, MD
General Surgery Resident (PGY-4 - Lab)
Christopher B. Hughes, MD, FACS
Associate Professor of Surgery
412-864-2601
Interests
transplantation in the HIV-positive population; clinical outcomes and infectious diseases in liver transplantation; organ donation and allocation policy; organ preservation
Beth Hughes
Department Accountant, Research Administration
412-647-0507
George S. Hussey, PhD
Research Assistant Professor of Surgery
Interests
development of extracellular matrix bioscaffolds as a tissue engineering platform for central nervous system tissue repair
Karen M. Janosko, RN, MSN, MBA
Administrator, Division of Vascular Surgery
Shuqing Jin
Visiting Scholar, Billiar Lab
Ronald R. Johnson, MD
Associate Professor of Surgery
412-641-1400
Interests
management of benign and malignant conditions of the breast
Elizabeth Kahle
Research Specialist, Bauer Lab
412-647-5589
Christof Kaltenmeier, MD
General Surgery Resident (PGY-2)
Marina V. Kameneva, PhD
Research Professor of Surgery and Bioengineering
412-624-5281
Interests
hemorheology; microhemodynamics; blood trauma in artificial organs; blood-soluble drag-reducing polymers/clinical applications