Medical Oncology & Hematology
Dr. Chu is board-certified in Internal Medicine, Hematology, and Oncology.
After receiving his BS in Biology from Cornell University, Dr. Chu went on to receive his MD at St. George’s University. He did his internship and residency training at Stony Brook University Hospital. He completed his fellowship training at Stony Brook University Hospital and was named Chief Fellow during his last year.
Dr. Chu has faculty appointment of Clinical Instructor and was elected to the Stony Brook Hospital medical board.
He is Chief of the Department of Hematology and Oncology at Mather Hospital and St. Charles Hospital. At Mather Hospital, he serves as Chairman of the Cancer Committee and Chairman of the Breast Program Leadership Committee.
He is the Associate Chief of the Clinical Research Department at New York Cancer Specialists.
Additionally, Dr. Chu is the Program Director of Mather Memorial Hospital's Internal Medicine Residency Division of Hematology-Oncology. He is also the Assistant Program Director of the Mather Memorial Hospital Fellowship Program.
Dr. Chu is a member of the Anticoagulation Committee for Catholic Health Services.
He has co-authored dozens of publications relating to oncology and hematology and has presented his findings at numerous national conferences.
D. Chu has most recently been re-appointed as Assistant
Professor in the Department of Medicine, for the School of Medicine at Hofstra/Northwell.
His interests include lung cancer, lymphomas, and targeted biologic therapeutic agents. Dr. Chu has been proudly recognized as a Top Doctor by Castle Connolly.
| Eastern Long Island Hospital |
| John T Mather Memorial Hospital |
| Long Island Community Hospital |
| Peconic Bay Medical Center |
| St. Catherine Of Siena Medical Center |
| St. Charles Hospital |
| University Hospital at Stony Brook |
Patient Reviews
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"Everything about these visits are great…the lab- unbelievable one time shot and they have my thin wiggly vein…all the PAs - great - informative and knowledgeable…and well what can I say about Dr Chu….hes what a doctor should be besides looking forward to what suit he is wearing…lol"
from jeanne 5.0 Stars - (2025-06-30) -
"Dr.Chu is very concerned and carrying about my Health. He takes his time to speak to me . Very happy with him"
from Elton 5.0 Stars - (2025-06-27) -
"Absolutely the best. Between the staff and especially my doctor. I’d give 6 stars if I could"
from Michael 5.0 Stars - (2025-06-19) -
"Clean friendly office and rooms. Sense of caring staff and competence is apparent."
from Ann 5.0 Stars - (2025-06-17) -
"Love New York Cancer and Blood. Dr Chu is just so amazing and takes times to listen and really cares about his patients. Also the staff is always so nice and helpful."
from Jennifer 5.0 Stars - (2025-06-15) -
"I can't believe what a great experience! I showed up a little early for my appointment. My total wait during the whole appointment was so short, I barely read two pages of my book. Dr. Chu took all the time needed to explain things to me and answered all my questions. I never felt rushed at all."
from Liz 5.0 Stars - (2025-06-12) -
"Answered all my questions and concerns in a way I could understand"
from Micheal 5.0 Stars - (2025-06-11) -
"Dr. Chu was as pleasant, informative & caring, as usual."
from Barbara 5.0 Stars - (2025-06-07) -
"Polite and fast service. Dr. Chu is great."
from J 5.0 Stars - (2025-06-06) -
"This place is amazing. My husband & I go there. Very professional and very friendly place. Doctors & nurses take their time with you and address all your concerns. You actually walk out understanding everything that was talked about."
from June 5.0 Stars - (2025-06-04)