The Oncology Institute logo

Omkar Marathe, M.D.

Medical Director of Clinical Trials, Physician Executive Committee
Dr. Omkar Marathe, Medical Director of Clinical Trials at TOI

As a lifelong Southern Californian, Dr. Omkar Marathe earned his bachelor’s degree in neurosciences from UCLA (graduating with honors) and his M.D. degree from the David Geffen School of Medicine at UCLA. He trained in internal medicine at Scripps Green Hospital in San Diego and returned to Los Angeles to complete his fellowship in hematology/oncology at the UCLA-Olive View-Cedars Sinai program, where he had the opportunity to train in a wide array of clinical settings ranging from a county hospital to a tertiary academic center. He has conducted research and published papers in various disciplines of oncology including ocular melanoma and HER2+ breast cancer.

In addition to his role as a physician at The Oncology Institute, Dr. Marathe is also the Medical Director for the Clinical Research entity within TOI where he has served as Principal Investigator for over 40 studies. During his tenure at TOI, he has personally enrolled over 80 patients in clinical trials for various indications including early-stage and metastatic cancers, supportive care, as well as benign blood disorders.

Dr. Marathe is a fan of Los Angeles sports teams and also enjoys playing tennis, running, and traveling with his wife in his spare time.

Dr. Marathe is fluent in Spanish, Marathi, and Hindi.

Professional memberships

American Society of Clinical Oncology (ASCO)
American Society of Hematology (ASH)

Skip to content