Colorectal Surgery Team

Leadership

Colorectal Surgeon

Duarte - Main Campus

Andreas M. Kaiser, M.D., professor and chief, Division of Colorectal Surgery, Department of Surgery, specializes in colorectal diseases

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Colorectal Surgeons

Mark Hanna, M.D.

Colorectal Surgeon

Corona; Upland

Mark Hanna, M.D., is an assistant clinical professor in the Division of Colorectal Surgery, Department of Surgery, at City of Hope.

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Lily Lau Lai, M.D.

Colorectal Surgeon

Duarte - Main Campus

Lily Lai, M.D., is a colorectal surgeon and associate professor in the Division of Colorectal Surgery.

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Kurt A. Melstrom, M.D.

Colorectal Surgeon

Duarte - Main Campus; Glendora

Kurt A. Melstrom, M.D., is an associate clinical professor in the Department of Surgery, specializing in colorectal surgery.

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Stephen M. Sentovich, M.B.A., M.D.

Colorectal Surgeon

Duarte - Main Campus; South Pasadena

Stephen M. Sentovich, M.D., M.B.A., is a colorectal surgeon and a clinical professor in the Department of Surgery with extensive experience in the surgical treatment and management of colon and rectal cancers.

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Surgical Oncologists

Aziz Ahmad, M.D.

Surgical Oncologist

Glendora

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

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Moshe Faynsod, M.D.

Surgical Oncologist

South Bay

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

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Aaron Lewis, M.D.

Surgeon; Surgical Oncologist

South Pasadena; Arcadia

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

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I. Benjamin Paz, M.D.

Surgical Oncologist

Duarte - Main Campus; South Pasadena

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.

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Heather Player, M.D.

Surgical Oncologist

Antelope Valley; Mission Hills

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.

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General Surgeons

Yih-Dar Nien, M.D.

General Surgeon

Santa Clarita; Antelope Valley

Yih-Dar Nien, M.D., is a cancer surgeon at City of Hope's Antelope Valley and Santa Clarita locations.

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