Gastrointestinal Cancer

As a patient with Oregon Cancer Alliance, you will receive the best treatments from the area’s leading specialists. Your team of physicians will include gastroenterologists, radiologists, pathologists, surgeons, medical oncologists and radiation oncologists.

Oregon Cancer Alliance offers state-of-the-art treatments, including the latest technologies, targeted therapies, clinical trials and individualized plans.

To schedule an appointment to be seen by an OCA physician, complete the form on the contact page.

GI_team

Members of GI Team (from left to right): Drs. Ryan De Lee, David DeHaas, Jonathan Gonenne, Matthew Lonergan, Emily Dunn, Denis McCarthy & Kevin Modeste

Gastrointestinal Team

Gastroenterologists

Ryan DeLee, M.D.
Eugene Gastroenterology Consultants

Jonathan Gonenne, M.D.
Eugene Gastroenterology Consultants

Peter S. Kay, M.D.
Eugene Gastroenterology Consultants

Radiologists

Donald Garbett M.D.
Radiology Associates, PC

Bernie Isuani, M.D.
Radiology Associates, PC

Erik Young M.D., Ph.D.
Radiology Associates, PC

Dariusz Zawierucha, M.D.
Radiology Associates, PC

Pathologists

Lauren Hammock, M.D.
Pathology Consultants, PC

Denis M. McCarthy, M.D.
Pathology Consultants, PC

J. Robert McFarlane III, M.D.
Pathology Consultants, PC

Surgeons

Katelyn Clark, M.D.
NW Surgical Specialists

Daniel A. Cusati, M.D., F.A.C.S.
NW Surgical Specialists

David R. DeHaas, Jr., M.D., F.A.C.S.
NW Surgical Specialists

Kevin A. Modeste, M.B.B.S., F.A.C.S.
NW Surgical Specialists

Duc M. Vo, M.D., F.A.C.S.
NW Surgical Specialists

Medical Oncologists

Glenn S. Buchanan, M.D.
Willamette Valley Cancer Institute and Research Center

Joseph A. Fiorillo, M.D.
Willamette Valley Cancer Institute and Research Center

John T. Fitzharris, M.D.
Willamette Valley Cancer Institute and Research Center

Marc Uemura, M.D., M.B.A.
Willamette Valley Cancer Institute and Research Center

Christopher Yasenchak, M.D.
Willamette Valley Cancer Institute and Research Center

Radiation Oncologists

Emily Dunn, M.D.
Willamette Valley Cancer Institute and Research Center

Thomas C. Sroka, M.D., Ph.D.
Willamette Valley Cancer Institute and Research Center