The Gastrointestinal Oncology Program specializes in treating and caring for patients with cancers in the digestive system. The program's multidisciplinary team includes gastroenterologists, surgical oncologists, medical oncologists, radiation oncologists, radiologists, interventional radiologists, nurses, and a genetic counselor.

Surgery

Nader N. Hanna, MD

Nader N. Hanna, MD

Professor of Surgery

Cherif Nazmy Boutros, MD

Cherif Nazmy Boutros, MD

Professor of Surgery

Andrea C. Bafford, MD

Andrea C. Bafford, MD

Associate Professor

Rebecca Frances Brown, MD

Rebecca Frances Brown, MD

Assistant Professor of Surgery

Richelle Toni-Gaye Williams, MD

Richelle Toni-Gaye Williams, MD

Assistant Professor of Surgery

Yinin Hu, MD

Yinin Hu, MD

Assistant Professor of Surgery

Julia Ham Terhune, MD

Julia Ham Terhune, MD

Assistant Professor of Surgery

Medical Oncology

Aaron T. Ciner, MD

Aaron T. Ciner, MD

Assistant Professor of Medicine

Yixing Jiang, PhD

Yixing Jiang, PhD

Professor of Medicine

Petr F. Hausner, MD

Petr F. Hausner, MD

Associate Professor of Medicine

Radiation Oncology

Dan K. Kunaprayoon, MD

Dan K. Kunaprayoon, MD

Assistant Professor of Radiation Oncology

Jason K. Molitoris, MD, PhD

Jason K. Molitoris, MD, PhD

Assistant Professor of Radiation Oncology

Director of Clinical Hyperthermia

Zaker Hamid Rana, MD

Zaker Hamid Rana, MD

Assistant Professor of Radiation Oncology

William F. Regine, MD, FACR, FACRO

William F. Regine, MD, FACR, FACRO

Isadore and Fannie Schneider Foxman Chair and Professor of Radiation Oncology, Interim President, University of Maryland Faculty Physicians, Inc., Executive Director, Maryland Proton Treatment Center (MPTC)

Gastroenterology

Peter E. Darwin, MD

Peter E. Darwin, MD

Professor of Medicine

Bruce David Greenwald, MD

Bruce David Greenwald, MD

Professor of Medicine

Interventional Radiology

Vahid Etezadi, MD, MRCS, DABR

Vahid Etezadi, MD, MRCS, DABR

Assistant Professor

Kevin Kim, MD, MHS, FSIR, FACR, FAASLD

Kevin Kim, MD, MHS, FSIR, FACR, FAASLD

Professor of Radiology and Medicine (Oncology)

Nurse Practitioners

Tiffani Tyer head shot

Tiffani Tyer

Nurse Practitioner

Core Resources

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Tyler Stokes, MGC, CGC

Certified Genetic Counselor

Kaitlin Schotz

Kaitlin Schotz, RD, LDN, CNSC

Senior Nutrition Specialist

Radiology

  • Barry D. Daly, MD
    Professor of Diagnostic Radiology and Nuclear Medicine

GI Program Director

  • Medhat M. Nagib, MBBCh
    410-328-7320