Medical Oncology & Hematology

Dr. Ramsey Asmar is board-certified in Hematology and Oncology.

Dr. Asmar is a seasoned practitioner dedicated to providing the highest quality, patient-centric care with great compassion. He treats all malignancies and blood disorders, with a focus on lung cancer and gastrointestinal malignancies.

After earning his undergraduate degree at Stanford University, Dr. Asmar attended Wayne State University Medical School, where he graduated with distinction. He then completed his Internal Medicine Residency at the University of Michigan. During his four years on the clinical faculty at Michigan, he served as the Director of their Hematology Hospitalist program.

Dr. Asmar completed his Hematology/Oncology Fellowship at Columbia University Medical Center / New York Presbyterian Hospital. While at Columbia, he authored several peer-reviewed articles, helped design clinical trials, and led various research initiatives for novel strategies in the treatment of lung cancer.

Credentials:  MD
Education & Training
   Residency:    University of Michigan
   Medical School:    Wayne State University Medical School
   College:    Stanford University


Maimonides Medical Center
Mount Sinai Brooklyn
The Brooklyn Hospital Center

Patient Reviews

  • "We are incredibly grateful to have found such an outstanding oncologist for my father and uncle. He is an extremely professional doctor who consistently acts in the best interest of his patients. His expertise and dedication are evident in every step of the treatment process, and he takes the time to explain everything clearly and with compassion. Not only is he exceptional, but his staff also reflects the same level of professionalism and care. Everyone in the office is kind, attentive, and supportive, creating a positive and comforting environment during what can be a challenging time. We deeply appreciate the level of care and attention they have provided to our family. I highly recommend this doctor and his wonderful team to anyone in need of excellent oncological care."
      from Nargiza 5.0 Stars - (2025-01-20)
  • "I appreciate the professionalism"
      from Tyrone 5.0 Stars - (2025-01-17)
  • "My Dad's intered into Doctor Ramsey care in july 2024, afterbeing diagnosis with stomach cancer. Everyone cancer journey will be different, but from the 1st consultation til today Jan. 2025, Doctor Ramsey has given us so much confidence to be hopeful of a full recovery for my dad. He and the team at the treatment center, local here in Brooklyn, have given my dad such quality service while maintaining the highest level of care. The treatment plan was tailored to my dads diagnosis and to date he is on his way to pushing the Cancer into remission. Cancer is a life long battle after your diagnosis, we as a family are very lucky to have Doctor Ramsey and his team guiding our family."
      from Alia 5.0 Stars - (2025-01-17)
  • "When you go to the store clinic you don't even know that you are at the doctor office until you get inside they make you feel welcome"
      from Yanick 4.0 Stars - (2025-01-16)
  • "(Translated by Google) They treated me very well, the doctor helped me a lot to raise my spirits. (Original) Súper bien me atendieron muy bien el médico me ayudo mucho a subir mi ánimo"
      from Mirleydis 5.0 Stars - (2025-01-15)
  • "My experience here was very good. The doctor is very thorough and shows that he cares. He has a lot of patience and goes out of his way to try and help me. The nurses and technicians are very sweet and caring."
      from Michelle 5.0 Stars - (2025-01-13)
  • "Dr. Asmar was so easy to talk to. He was genuinely kind and caring. His staff was very professional and helpful. I felt I was truly in good hands with him."
      from Annette 5.0 Stars - (2025-01-12)
  • "Everyone from Dr Asmar down has been amazing!!!"
      from Albert 5.0 Stars - (2025-01-10)
  • "Explain everything and answer all questions I asked"
      from Zuleyka 5.0 Stars - (2025-01-07)
  • "I have been a patient here for a while now, and I honestly can say that I have no complaints. My doctor is doing a good job and The staff is very friendly,and helpful."
      from Rebecca 5.0 Stars - (2024-12-21)