Oncology
Evan Ong, M.D.
Seattle, WA
Evan S. K. Ong, MD, is a surgical oncologist specializing in gastrointestinal cancers, with expertise in pancreatico-biliary malignancies, peritoneal surface cancers, and liver tumors. His practice at Providence Swedish in Seattle focuses on complex cases including pancreatic cancer, pseudomyxoma peritonei, familial colorectal cancer, ampullary cancer, gallbladder cancer, cholangiocarcinoma, and bile duct cancers. Dr. Ong performs advanced procedures such as pancreaticoduodenectomy (Whipple proc
25+
Years in Practice
Credentials
Education & Training
- Roswell Park Cancer Institute — Fellowship, Surgical Oncology, 2008
- University of Illinois College of Medicine — Fellowship, 2003
- University of Illinois at Chicago — Residency, General Surgery, 2006
- Albert Einstein College of Medicine of Yeshiva University — M.D., 1999
Peer Recognition
- Cancer Surgery — Top Doc
2023
- Puget Sound Business Journal — Doctor of the Year
2024
- Seattle Met — Top Doc
2023-2024 (2 years)
Clinical Focus
Subspecialties
GI OncologySurgical Oncology
Conditions & Treatments
Colorectal Cancer
Practice Details
Hospital Affiliations
- Swedish First Hill
- Providence Swedish
Languages
English
Experience
25+ years in practice