Cancer Center

Our Experts

The Cancer Center staff includes board-certified physicians specializing in oncology, nurse practitioners, oncology-certified nurses, oncology nurse navigators, physicists, social workers and oncology-certified dieticians.

Bradley Cohen, MD is Board Certified in Internal Medicine, Medical Oncology, and Hematology. 

Sung Ho Lee, MD  is Board Certified in Medical Oncology and Hematology. He is also Assistant Professor of Medicine at New York Medical College in Valhalla, NY. Dr. Lee speaks fluent Korean.

Mathew Lonberg, MD has published many scientific articles on various topics in oncology and hematology. He is also Assistant Clinical Professor at Columbia University School of Medicine.

Robert March, MD is an attending physician in Hematology and Medical Oncology. He is also active in biomedical research and has published numerous articles related to his fields of hematology and oncology.

Irina Rybalova, MD is Board Certified in Internal Medicine, Medical Oncology, and Hematology. She is currently a Volunteer Teaching Attending at Montefiore Medical Center and an Assistant Clinical Professor at Montefiore Medical Center/Albert Einstein School of Medicine. She also currently serves on the Board of Advisors for the Rockland County section of the American Cancer Society.

Marc Zimmerman, MD is an attending physician and is Board Certified in Hematology and Medical Oncology.