Surgical Oncology Team

Our surgical oncologists are renowned experts in performing biopsies and other surgical procedures for diagnosing and treating cancer.

Leadership

Dr. Laleh Melstrom, M.D., M.S.
Laleh Melstrom, M.D., M.S.
Surgical Oncologist

Laleh G. Melstrom, M.D., M.S., specializes in melanoma and pancreatic cancers.

Duarte

Yuman Fong, M.D.
Surgical Oncologist

Yuman Fong, M.D., is an internationally recognized expert in cancer of the liver, pancreas, gallbladder and bile ducts. He has led the research effort to employ genetically modified viruses to destroy cancer cells.

Meet Surgical Oncologist I. Benjamin Paz, M.D.
I. Benjamin Paz, M.D.
Surgical Oncologist

I. Benjamin Paz, M.D., is a nationally renowned surgical oncology surgeon, with expertise in breast cancer, gastrointestinal and rectal cancers, and tumors involving the bone and soft tissues.

Mustafa Raoof
Mustafa Raoof, M.D., M.S.
Surgical Oncologist

Mustafa Raoof, M.D., M.S., is a surgical oncologist and an assistant professor in the Department of Surgery and in the Department of Cancer Genetics and Epigenetics.

City of Hope Chief Clinical Officer Vijay Trisal, M.D., F.A.C.S.
Vijay Trisal, M.D.
Surgical Oncologist

Vijay Trisal, M.D., the Dr. Norman & Melinda Payson Professor in Medicine, is the system chief clinical officer responsible for setting the vision and direction for systemwide quality, patient safety, and developing guidelines for clinical pathways and protocols.

William Tseng, M.D., surgical oncologist
William Tseng, M.D.
Surgical Oncologist

William Tseng, M.D., is a surgical oncologist who specializes in soft tissue sarcoma. He is recognized for his expertise in retroperitoneal sarcoma, liposarcoma and atypical lipomas.

Yanghee Woo, M.D.
Surgical Oncologist

Yanghee Woo, M.D., is director of the Gastroenterology Minimally Invasive Therapy Program.

Community

Aziz Ahmad, M.D.
Aziz Ahmad, M.D.
Surgical Oncologist

Aziz Ahmad, M.D., is a surgical oncologist in City of Hope's Glendora location.

Moshe Faynsod, F.A.C.S., M.D.
Moshe Faynsod, M.D.
Surgical Oncologist

Moshe Faynsod, M.D., is surgical oncologist at City of Hope South Bay in Torrance, California.

Bradford_Kim_web

Bradford Kim, M.D., M.H.S., is an assistant clinical professor in the Division of Surgical Oncology, Department of Surgery.

Meet Our Doctors: Aaron Lewis, M.D.
Aaron Lewis, M.D.
Surgeon; Surgical Oncologist

Aaron Lewis, M.D., is a surgeon at City of Hope's South Pasadena and Arcadia locations, specializing in general oncologic surgery.

David Litvak
David Litvak, M.D., M.B.A.
Surgical Oncologist

David Litvak, M.D., M.B.A., is an assistant clinical professor, Department of Surgery.

Andrew Nguyen, M.D.
Andrew Nguyen, M.D.
Surgical Oncologist

Specializing in bioengineering and tumor micro-environment in cancer development and progression, Andrew Nguyen, M.D., is an assistant clinical professor in the Division of Surgical Oncology in the Department of Surgery at City of Hope.

Heather Player, M.D.
Heather Player, M.D.
Surgical Oncologist

Heather Player, M.D., is breast and colon cancer surgeon and an assistant clinical professor in the Division of Surgical Oncology at City of Hope. She practices at City of Hope | Antelope Valley and Mission Hills.

Meet Surgical Oncologist Hans Schoellhammer, M.D.
Hans Schoellhammer, M.D.
Surgical Oncologist

Hans Schoellhammer, M.D., is a surgical oncologist and melanoma expert at City of Hope.

Lawrence Wagman, M.D.
Surgical Oncologist

Lawrence Wagman, M.D., is a surgical oncologist at City of Hope | Upland.