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George Bernard Semeniuk, III, M.D., is a hematologist/oncologist specializing in leukemia, lymphoma and hematopoietic cell transplantation.
Tanya Siddiqi, M.D., is the medical director of the Division of Lymphoma at City of Hope.
Samar Singh, M.D., is an assistant clinical professor, Department of Diabetes, Endocrinology & Metabolism at City of Hope Orange County.
Wade Smith, M.D., is a medical oncologist specializing in breast cancer at City of Hope Orange County and Duarte.
Nishan Tchekmedyian, M.D., is a hematologist and medical oncologist at City of Hope's Huntington Beach, Irvine Sand Canyon, and Newport Beach Lido locations.
Nerses Simon Tchekmedyian, M.D., FACP, is a medical oncologist and hematologist at City of Hope's Huntington Beach, Irvine Sand Canyon, Long Beach Elm locations. Dr. Tchekmedyian is also a clinical professor in the Department of Medical Oncology & Therapeutics Research.
Jennifer Tseng, M.D., is the Medical Director of Breast Surgery, City of Hope Orange County.
Steven Tu, M.D., anesthesiologist and associate clinical professor, Department of Anesthesiology.
Lance Uradomo, M.D., M.P.H., is an assistant clinical professor, Division of Gastroenterology, Department of Medicine at City of Hope Orange County.
Thomas Waddington, M.D., is an Associate Clinical Professor, in the Department of Medicine, Division of Pulmonary and Critical Care Medicine.
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