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:  M.D.
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

  • "Everyone is very pleasant as you walk in. The nurses are very caring. And Dr. Roy Chen is excellent, he takes time to listen to what you have to say, and he always tries to make you feel better."
      from Cecelia 5.0 Stars - (2025-05-02)
  • "Friendly and professional staff. Expert treatment was on the ball. Very good experience."
      from Lorenzo 5.0 Stars - (2025-05-02)
  • "I really liked the care I received. I will highly recommend Dr. Chen and his PA. Well qualified. I liked the lady who took my blood. She got it right the first time."
      from Florence 5.0 Stars - (2025-05-01)
  • "Dr Roy Chen and his staff are true medical professionals. My questions are always answered, and Dr Chen or PA’s listen to my concerns and address them. If you need Medical Oncology, in my opinion, NYC&BS, is where you start. Thank you Dr Chen and staff."
      from Allen 5.0 Stars - (2025-04-24)
  • "If I could give him 10 stars I would . He and his entire staff are so personable , respectful and knowledgeable . Dr. Chen makes you feel like you knew him for years . He explains everything in layman's terms and makes you feel at ease always looking eye to eye which means to me he's very sincere and honest . I highly recommend Dr. Roy Chen"
      from Greg 5.0 Stars - (2025-04-23)
  • "Dr Chen has been my oncologist since 2020 when I had my first cancer diagnosis. And I was very scared but dr Chen made me feel like everything was gonna be ok . He has compassion, he’s very kind , caring ,has treated me like his own family . I’m extremely grateful to him ❤️ and his staff is amazing and so accommodating. Thank you all at the cancer and blood center .."
      from Patricia 5.0 Stars - (2025-04-23)
  • "Awesome place. Superb staff"
      from Trish 5.0 Stars - (2025-04-19)
  • "My checkup with Dr. Chen was professional, kind, and most of all thorough. The front desk, the phlobotomist, the Doctor were all caring and modern in technology."
      from JUDY 5.0 Stars - (2025-04-18)
  • "Very personable, professional and inspires confidence in his patient. He was thorough, explaining the tests and giving his opinion on my diagnosis and the action that will eliminate the problem I was seeing him for. Would definitely recommend."
      from Sharon 5.0 Stars - (2025-04-07)
  • "Great doctor and great staff"
      from LoriAnne 5.0 Stars - (2025-04-04)