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.

Credentials:  M.D.
Education & Training
   FACP:    State University of New York at Stony Brook
   Residency:    State University of New York at Stony Brook
   Medical School:    St. George's University School of Medicine
   College:    Cornell University


Patient Reviews

  • "Excellent doctor very knowledgeable"
      from john 5.0 Stars - (2024-07-21)
  • "Dr. Chu was very attentive and took care of my needs. Definitely made me feel at ease."
      from Jennefer 5.0 Stars - (2024-07-20)
  • "The front desk was very helpful and even saved me time to have another blood draw. They were able to do my other bloodwork in the office. Although I didn't see my physician Dr. Chu, the young lady I saw was helpful with answering my question & concerns."
      from connie 5.0 Stars - (2024-07-17)
  • "I’ve been very satisfied coming to this place and totally trust the staff there. They are very helpful and caring. Thankful for my oncologist and his professional expertise!"
      from Katherine 5.0 Stars - (2024-07-13)
  • "I love that they don't Overbook you're when it's your times it's They usually write on time. Everyone's. Friendly Very clean. Everyone is always very helpful"
      from Alice 5.0 Stars - (2024-07-13)
  • "You will never find a more caring, knowledgeable nor empathetic Doctor. If you ever find yourself in a position that requires consultation with an Oncologist, rest assured Dr. Chu will treat your illness and allay your anxieties with the utmost humanity and patience."
      from Cee 5.0 Stars - (2024-07-11)
  • "As a health professional, I find the office and Dr Chu is be highly extrodnaire in knowledge and experience. Very easy to make an appointment with no waiting time in office."
      from Thomas 5.0 Stars - (2024-07-10)
  • "The office staff and nurses were extremely efficient and professional. Dr Chu is definitely an expert in his field and shows a warm and caring manner"
      from Ronald 5.0 Stars - (2024-07-10)
  • "My experience was great and very informative. Dr Chu explained everything clearly and was very kind and caring. The staff was very nice and experienced. Thank you Laurie Staron"
      from Rob 5.0 Stars - (2024-06-28)
  • "I had a great experience as usual at NY Blood & Cancer Office. I go to the one in Smithtown and everyone is so friendly, professional and so helpful when needed. Recommend Dr. Chu and entire staff!!!"
      from Donna 5.0 Stars - (2024-06-26)