
City of Hope Orange County Doctors— Hope is Here
Meet some of the world’s most acclaimed physician-scientists — with expertise in lung, breast, gastrointestinal, gynecological, genitourinary, blood cancers and more – assembled from across the country. They’re leading next-level cancer treatment and research.

Plastic surgeon Mouchammed Agko, M.D., understands that many cancer survivors want to continue their lives after treatment without physical reminders of the disease. His goal is to help them achieve that — in addition to providing additional aesthetic improvements, if it meets a patient’s needs.

Nairi Berner, MD is an Assistant Clinical Professor, Department of Diabetes, Endocrinology & Metabolism.

Dr. Azra Borogovac is an Assistant Clinical Professor, Department of Hematology & Hematopoietic Cell Transplantation at City of Hope Orange County

Dr. Jennifer Chen is a Lead Breast Imager and Assistant Clinical Professor, Department of Diagnostic Radiology at City of Hope Orange County

Dr. Jessica Cheng is an Assistant Clinical Professor, Department of Supportive Care Medicine at City of Hope Orange County. Dr Cheng is among the nation’s few, and Orange County’s only, fellowship-trained experts in cancer rehabilitation medicine.

Joshua G. Cohen, M.D., F.A.C.O.G., F.A.C.S., is a board-certified gynecologic oncologist dedicated to offering his patients in Orange County empathy and excellence in clinical care.
Seth Cohen, M.D., is a urologic surgeon with a focus on female pelvic medicine and reconstructive surgery at City of Hope's community practice sites in Glendora and Pasadena..

P. Grace Harrell, MD, MPH is a Associate Clinical Professor Department: Anesthesiology.

Cory Hugen, M.D., is an Associate Clinical Professor in the Division of Urology and Urologic Oncology in the Department of Surgery at City of Hope Orange County.

Irene Kang, M.D., is medical director of women’s health medical oncology and assistant professor in medical oncology and therapeutics research.
Mohamad N. Barakat, M.D., is a medical oncologist and hematologist at City of Hope's Huntington Beach and Irvine Sand Canyon locations. Dr. Barakat focuses on working as a team with fellow experts from across oncology specialties and offering access to leading-edge technology at City of Hope.
Luke Chen, M.D., is a medical oncologist and hematologist at City of Hope's Huntington Beach and Irvine Sand Canyon locations. Dr. Chen’s research has explored ways to improve treatment for pancreatic cancer and other malignancies.

Joshua G. Cohen, M.D., F.A.C.O.G., F.A.C.S., is a board-certified gynecologic oncologist dedicated to offering his patients in Orange County empathy and excellence in clinical care.
Yaser Homsi, M.D., is a hematologist and medical oncologist at City of Hope's Huntington Beach, Irvine Sand Canyon and Newport Beach Lido locations. He is also an assistant clinical professor in the Department of Medical Oncology & Therapeutics Research.
Sudarsan Vishnu Kollimuttathuillam, M.D., is a medical oncologist and hematologist at City of Hope's Huntington Beach and Irvine Sand Canyon locations. Dr. Kollimuttathuillan places a priority on offering his patients access to innovative treatments and clinical trial options.
Danny Nguyen, M.D., is a medical oncologist and hematologist at City of Hope's Huntington Beach and Irvine Sand Canyon locations. Dr. Nguyen is also an assistant clinical professor in the Department of Medical Oncology & Therapeutics Research.
Nishan Tchekmedyian, M.D., is a hematologist and medical oncologist at City of Hope's Torrance, Huntington Beach, Irvine Sand Canyon and Newport Beach Lido locations. Dr. Tchekmedyian has led innovative research into a potential immunotherapy for patients with advanced prostate cancer and a new
N. Simon Tchekmedyian, M.D., is a medical oncologist and hematologist at City of Hope's Huntington Beach, Irvine Sand Canyon, Long Beach Elm and Torrance locations. Dr. Tchekmedyian is also a clinical professor in the Department of Medical Oncology & Therapeutics Research.
Mohamad N. Barakat, M.D., is a medical oncologist and hematologist at City of Hope's Huntington Beach and Irvine Sand Canyon locations. Dr. Barakat focuses on working as a team with fellow experts from across oncology specialties and offering access to leading-edge technology at City of Hope.
Luke Chen, M.D., is a medical oncologist and hematologist at City of Hope's Huntington Beach and Irvine Sand Canyon locations. Dr. Chen’s research has explored ways to improve treatment for pancreatic cancer and other malignancies.
Dilruba Haque, M.D., is a medical oncologist and hematologist and an assistant clinical professor in the Department of Medical Oncology & Therapeutics Research. Dr. Haque is located at City of Hope's Irvine Sand Canyon and Newport Beach Lido offices.
Sudarsan Vishnu Kollimuttathuillam, M.D., is a medical oncologist and hematologist at City of Hope's Huntington Beach and Irvine Sand Canyon locations. Dr. Kollimuttathuillan places a priority on offering his patients access to innovative treatments and clinical trial options.
Danny Nguyen, M.D., is a medical oncologist and hematologist at City of Hope's Huntington Beach and Irvine Sand Canyon locations. Dr. Nguyen is also an assistant clinical professor in the Department of Medical Oncology & Therapeutics Research.
Nishan Tchekmedyian, M.D., is a hematologist and medical oncologist at City of Hope's Torrance, Huntington Beach, Irvine Sand Canyon and Newport Beach Lido locations. Dr. Tchekmedyian has led innovative research into a potential immunotherapy for patients with advanced prostate cancer and a new
N. Simon Tchekmedyian, M.D., is a medical oncologist and hematologist at City of Hope's Huntington Beach, Irvine Sand Canyon, Long Beach Elm and Torrance locations. Dr. Tchekmedyian is also a clinical professor in the Department of Medical Oncology & Therapeutics Research.

Monzr M. Al Malki, M.D., is an associate professor in the Department of Hematology & Hematopoietic Cell Transplantation and is board certified in internal medicine, hematology and medical oncology at City of Hope.

Ibrahim T. Aldoss, M.D., is a hematologist-oncologist and board certified in internal medicine, medical oncology and hematology. His clinical expertise is in acute lymphoblastic leukemia and acute myeloid leukemia.

Haris Ali, M.D. is an hematologist - oncologist and associate professor in the department of Hematology & Hematopoietic Cell Transplantation.

Hang T. Dang, D.O., is a breast surgical oncologist specializing in breast cancer surgery at City of Hope | Newport Beach.
Misagh Karimi, M.D., is a medical oncologist who is passionate about patient education, appearing frequently at community forums to discuss obesity, the environment and other possible risk factors for cancer.

Edward S. Kim, M.D., M.B.A., is the physician-in-chief of City of Hope Orange County and Vice Physician-in-Chief of City of Hope National Medical Center Dr. Kim joins City of Hope in fulfilling its promise of enhanced local access to cancer breakthroughs by leading its esteemed team of clinicians in

Amrita Krishnan, M.D., directs the Judy and Bernard Briskin Center for Multiple Myeloma Research at City of Hope's cancer research hospital, seeking to make gains in one of the most rapidly changing areas in cancer research.
Richard T. Lee, M.D., is the medical director of the Integrative Medicine Program in the Department of Supportive Care Medicine at City of Hope.

Guido Marcucci, M.D., is professor and chair of the Department of Hematological Malignancies Translational Science and chief of the Division of Leukemia.

Sumanta Kumar Pal, M.D., is an internationally recognized leader in the area of genitourinary cancers. He is the co-director of City of Hope's Kidney Cancer Program and is the head of the kidney and bladder cancer disease team at the institution.
Dilruba Haque, M.D., is a medical oncologist and hematologist and an assistant clinical professor in the Department of Medical Oncology & Therapeutics Research. Dr. Haque is located at City of Hope's Irvine Sand Canyon and Newport Beach Lido offices.
Yaser Homsi, M.D., is a hematologist and medical oncologist at City of Hope's Huntington Beach, Irvine Sand Canyon and Newport Beach Lido locations. He is also an assistant clinical professor in the Department of Medical Oncology & Therapeutics Research.

George Semeniuk III, M.D., is a hematologist/oncologist specializing in leukemia, lymphoma and hematopoietic cell transplantation.