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

  • "I was late for my appointment and called in and they rearranged my appointment for me. They took me right away, explained my results thoroughly, explained it in the way I could understand it. Friendly and efficient!"
      from Helen 5.0 Stars - (2024-10-15)
  • "Dr. Chu is an incredible doctor. His bedside manner is incredible and he puts you at ease and explaining everything that needs to be explained in a terminology that you can understand as a patient. The whole team is incredible. I'm so glad I found him and I will be going to him for as long as I need to."
      from Viv 5.0 Stars - (2024-10-08)
  • "Fantastic doctor."
      from Chris 5.0 Stars - (2024-10-03)
  • "Amazing staff, great doctors and very clean"
      from christiana 5.0 Stars - (2024-10-03)
  • "All staff I encountered were courteous and friendly. I felt the entire visit ran efficiently. Wait time was minimal."
      from William 2.0 Stars - (2024-10-01)
  • "Excellent as always!"
      from Joseph 5.0 Stars - (2024-09-22)
  • "Dr. Chu is great, thorough, understanding and a great bedside manner. I wouldnt go to anyone else. the whole staff is kind and truly cares"
      from Trish 5.0 Stars - (2024-09-20)
  • "I feel safe and I know I am getting the best care ever"
      from christine 5.0 Stars - (2024-09-17)
  • "I am so in awe of Dr Chu. He has put my fears at rest. I am so happy to have found him. Please if you have to see anyone in this field definitely see him. The staff from front desk to the lab and his assistants give all of their best."
      from geraldine 5.0 Stars - (2024-09-17)
  • "Staff friendly. Dr. Chu is very reassuring."
      from Risa 5.0 Stars - (2024-09-14)