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Hepatobiliary and Pancreatic Surgery Program Specialists

Our multidisciplinary team of pancreatic cancer physicians and speciaists -- each an expert in their field -- work together to treat each patient individually.

Hepatobiliary and Pancreatic Surgery Program Coordinators

Areli Nunez, AAS
Denise Shekian, BS


John Allendorf, MD, FACS

Gastroenterology and Biliary Endoscopy

Stavros N. Stavropoulos, MD
David Friedel, MD


James Grendell, MD

Medical Oncology

Alexander Hindenburg, MD


Douglas Katz, MD

Radiation Oncology

Jonathan Haas, MD
Alicia Gittleman, MD

Genetics and Prevention

Monika Zak, MS


Virginia Donovan, MD
Mala Gupta, MD
George Turi, MD

Nurse Practitioners

Barbara Moskowitz, Surgery, NP Surgery
Elizabeth Marchand, Oncology, NP Oncology

Clinical Nutritionist

Arlene Stein, MS, RD, CDN

Nurse Navigator

Christine Guarnieri, RN-BC, MSN, OCN