Hematology
Harry Staszewski, M.D.
New Hyde Park, NY
Harry Staszewski, M.D. is a board-certified Medical Oncologist and Hematologist with extensive expertise in hematologic malignancies, gastrointestinal cancer, and clinical trials. A graduate of Yale School of Medicine, Dr. Staszewski completed his oncology and hematology training at leading institutions including Memorial Sloan Kettering Cancer Center, North Shore University Hospital, and Long Island Jewish Medical Center. He practices in Port Jefferson Station, New York, and is affiliated with
45+
Years in Practice
Peer Recognition
- Castle Connolly — Top Doctor
2007-2026 (20 years)
Clinical Focus
Subspecialties
Hematology & Oncology
Conditions & Treatments
Cancer GenomicsClinical Trials & Drug DevelopmentLeukemiaLung CancerMultiple Myeloma
Practice Details
Hospital Affiliations
- St. Catherine of Siena Hospital
- St John's Riverside Hospital
Experience
45+ years in practice