Medical Oncology & Hematology

Dr. Roy Chen joined our medical physician team following the completion of his Hematology and Medical Oncology fellowship at North Shore-Long Island Jewish Hospital.

Dr. Chen completed his Bachelors degree in biology at New York University; College of Arts and Sciences before continuing to SUNY Upstate Medical University where he obtained his medical degree. Dr. Chen returned to Long Island and completed both his Internal Medicine Residency and Internship at Stony Brook University Hospital.

Dr. Chen accepts new patients at our Riverhead, Patchogue, and Port Jefferson offices.

Credentials:  MD
Education & Training
   FACP:    North Shore-Long Island Jewish Hospital
   Residency:    State University of New York at Stony Brook
   Medical School:    State University of New York Upstate Medical University
   College:    New York University


Eastern Long Island Hospital
Good Samaritan Medical Center
John T Mather Memorial Hospital
Peconic Bay Medical Center
Southampton Hospital
Southside Hospital
St. Catherine Of Siena Medical Center
St. Charles Hospital
University Hospital at Stony Brook

Patient Reviews

  • "Dr Chen is more than just a doctor he really listens and he does the best thing and finds the best outcome he can for your condition. thank you Dr Chen for everything you do for me I'm very lucky to have you as a patient"
      from Anthony 5.0 Stars - (2025-09-30)
  • "I was introduced to New York cancer and blood and Dr Chen March 2023. I was diagnosed with lymphoma. I was treated with chemo once a month for the next 6 months. Now between prayers and good well care and chemo I am in remission. I was always happy with how I was treated at New York cancer and blood and by doctor Chen and his associates."
      from Lenora 5.0 Stars - (2025-09-30)
  • "Your entire staff was extremely helpful, patient, and accommodating. From the front desk staff, nurses, to Dr Chen, every single person was kind and informative. I also was allowed to ask multiple questions and did not feel like I was being rushed or an annoyance. Thank you for a great experience and all of your hard work."
      from Eliza 5.0 Stars - (2025-09-23)
  • "Excellent care that gives you the confidence that he and his staff has your best interest at heart. Thank you Dr Chen and the entire Staff."
      from Vinny 5.0 Stars - (2025-09-19)
  • "Dr Chen and his team are life savers!! Literally!! Couldn’t possibly get better care"
      from Bill 5.0 Stars - (2025-09-10)
  • "Efficient, thorough and thoughtful. Explains everything in detail. I would highly recommend this practice with Dr Chen and his PA Blaire. Thank you"
      from Catherine 5.0 Stars - (2025-09-07)
  • "Dr. Chen is always very pleasant to deal with. His approach is clear and calm and I leave the office knowing exactly what my next steps are."
      from J 5.0 Stars - (2025-09-05)
  • "A very professional yet friendly atmosphere!"
      from Charles 5.0 Stars - (2025-09-03)
  • "This is a very caring place"
      from William 5.0 Stars - (2025-08-28)
  • "Dr Chen is very thorough and caring. My wife’s medical history is extremely complicated .We feel lucky to have him in our corner."
      from John 5.0 Stars - (2025-08-22)