The Gastrointestinal and Pancreatic Cancer Team

Surgical Oncology

• David A. Axelrod, MD
• Richard J. Barth, Jr., MD
• Thomas A. Colacchio, MD
• Burton L. Eisenberg, MD
• David Johnstone, MD
• Lisa B. McCabe, MS, APRN
• John J. Murray, MD
• Nicole F. Siparsky, MD
• Kerrington D. Smith, MD
• John E. Sutton, MD

Surgical Oncology (Thoracic)

• Cherie P. Erkmen, MD
• David W. Johnstone, MD

Surgical Oncology (Liver and Bile Duct)

• David A. Axelrod, MD
• Nicole F. Siparsky, MD

Radiation Oncology

• Bassem I. Zaki, MD
• Lesley A. Jarvis, MD, PhD
• John F. Marshall, MD

Medical Oncology

• Stefan Balan, MD
• Margit M. McGowan, DO
• J. Marc Pipas, MD
• Gregory Ripple, MD

Gastroenterology

• Brian Berk, MD
• Lynn Butterly, MD
• Timothy B. Gardner, MD
• Stuart R. Gordon, MD
• Richard I. Rothstein, MD

Familial Cancer Program (Cancer Risk Assessment)

• Bradley Arrick, MD, PhD
• Kasia J. Bloch, MS, CGC
• Eleanor I. Rees, MS, CGC

Pathology

• Mikhail Lisovsky, MD
• Amitabh Srivastava, MD
• Arief A. Suriawinata, MD
• Gregory J. Tsongalis, PhD

Radiology / Interventional Radiology

• John Gemery, MD
• Eric K. Hoffer, MD
• Michael Tsapakos, MD

Epidemiology

• John A. Baron, MD

Oncology Dietitians

• Jeannine B. Mills, MS, RD, LD

Palliative Care

• Marie A. Bakitas, APRN, PhD
• Margaret Bishop, APRN
• Ira Byock, MD
• Paula Caron, RN
• Lisa Stephens, APRN

Office of Clinical Research

• Susan Tarczewski, CRC
• Anthony G. Minichiello, RN, BSN (Research Nurse)

Oncology Program Coordinator

• Gerald L. Collins, MBA