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Dr. Steven Montana

Medical Oncology & Hematology

Steven Montana, DO is board certified in hematology and medical oncology. He has been a practicing medical hematologist and oncologist on Long Island, NY since 1998.

Dr. Montana received his Bachelor’s degree in Biology from Hofstra University in Hempstead, before attending The New York College of Osteopathic Medicine in Old Westbury, NY where he received his D.O. During this time, he also completed a rotating internship at Saint Clare’s Hospital and Medical Center. Following his internship, Dr. Montana completed his Internal Medical Residency at Saint Vincent’s Hospital and Medical Center and then continued to Stony Brook University for his fellowship where he participated in basic science cancer research studies.

Since then, Dr. Montana has been the co-author of several medical publications. Dr. Montana treats patients at our Port Jefferson and Smithtown offices. Many of his special areas of interest include gastrointestinal cancers, lung cancer, lymphoma, and malignant/nonmalignant hematology.

Credentials:  D.O.
Education & Training
   FACP:    State University of New York at Stony Brook
    Residency:    St. Vincent's Hospital and Medical Center
    Medical School:    New York College of Osteopathic Medicine
    College:    Hofstra University


John T Mather Memorial Hospital
Peconic Bay Medical Center
Southside Hospital
St. Catherine Of Siena Medical Center
St. Charles Hospital

Patient Reviews

  • "Friendly, caring atmosphere. Front desk extremely helpful.Dr. Montana and his staff was always professional, listened to concerns and made sure all fears were allayed. Would recommend Dr. Montana with not five stars but 10 stars!"
      from Elaine 5.0 Stars - (2024-07-18)
  • "Totally the best Dr I have."
      from Richard 5.0 Stars - (2024-07-13)
  • "Staff and doctor very helpful. Office very clean. Doctor answered all my questions. /. No long waits"
      from jeannie 5.0 Stars - (2024-06-29)
  • "All staff members I encountered from the front desk to the doctor were all courteous, professional, and provided exceptional care of my issue. I would not only continue to remain a patient here but also recommend the facility and staff to my loved ones and others."
      from melanie 5.0 Stars - (2024-06-26)
  • "Very professional and understanding. Everybody in the office from start to finish was great"
      from Laura 5.0 Stars - (2024-06-26)
  • "Staff was very friendly and very helpful."
      from Frances 5.0 Stars - (2024-06-22)
  • "Dr Montana and his team are compassionate, understanding and easy to contact. 5 stars✅"
      from Laureen 5.0 Stars - (2024-06-20)
  • "Professional, thorough treatment. Genuinely concerned about the patient's well-being."
      from Cary 5.0 Stars - (2024-06-19)
  • "Dr was very thorough. Thank you."
      from Nina 5.0 Stars - (2024-06-18)
  • "One of my health care places I actually look forward to going to. The front desk personnel are helpful and pleasant. I have also witnessed them being very patient with some difficult individuals. It's always a pleasure to see Dr. Montana, he has a genuine caring attitude, is willing to listen and will do whatever is within his power to help his patients."
      from Pat 5.0 Stars - (2024-06-12)