Internal Medicine

Robert Hendler, MD is a skilled physician who earned his medical degree from St. George’s University of Medicine. He completed his residency in internal medicine and his fellowship in hematology and oncology at Stony Brook University Hospital. Dr. Hendler has been dedicated to research since 2013. He assisted with the study, the design, and co-authoring the grant proposal for a pilot clinical study to investigate the role of probiotics in colorectal cancer patients receiving chemotherapy. Dr. Hendler was also heavily involved with the research and analysis of clinical trial publications on the adverse effects of Ipilimumab. Dr. Hendler has developed quality improvement measures to enhance his patients’ experience. He is experienced in current hypertension management strategies in diabetic patients and aims to provide the best possible care. Dr. Hendler spends his free time hiking, cooking, swimming, reading literature and meditating. He has numerous publications and is currently board certified in internal medicine.

Credentials:  M.D.
Education & Training
   Residency:    Stony Brook University
   Medical School:    St. George's University


Eastern Long Island Hospital
John T Mather Memorial Hospital
Southampton Hospital
St. Catherine Of Siena Medical Center
St. Charles Hospital
Stony Brook University Hospital

Patient Reviews

  • "Doctor Hendler is a wonderful doctor. The staff are caring and no long wait time."
      from Lenore 5.0 Stars - (2024-11-23)
  • "Dr. Hendler and the staff at NYCB are very professional, courteous and friendly! I am very pleased to be a patient at their Smithtown facility!"
      from Cheryl 5.0 Stars - (2024-11-13)
  • "It is always great to see Dr Hendler about my care"
      from Dorothea 5.0 Stars - (2024-11-08)
  • "Although your very pleasant PA was helpful And comfortable, I Missed your face.... Enjoy your HOLIDAYS my friend!"
      from HOPE 4.0 Stars - (2024-11-08)
  • "Dr. Hendler and his team are very professional and talented Hematologists who have treated me for the various opposing issues relating to clotting and bleeding. They have been managing both problems very well, are available 7 days a week and use many avenues to arrive to solutions utilizing varied methods and the kindest methods. My family and I would highly recommend this doctor and his staff. (NY Cancer and Blood/Smithtown/Port Jeff"
      from sharon 5.0 Stars - (2024-11-01)
  • "Staff is very pleasant and professional. Dr. Hendler‘s care and bedside is unmatched!"
      from Jason 5.0 Stars - (2024-10-26)
  • "Dr. Hendler is great! He listens and works out things with you. He works with your other doctors to form a care team, which really puts me at ease!"
      from Traci 5.0 Stars - (2024-10-16)
  • "Very knowledgeable and friendly"
      from John 5.0 Stars - (2024-09-21)
  • "The Doctor was very attentive and understanding to my situation and the front desk couldn't have been more helpful"
      from Neil 4.0 Stars - (2024-08-21)
  • "the staff was very patient with me and explained everything thoroughly."
      from Dorothy 5.0 Stars - (2024-08-02)