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Dr. Walter Choi

Radiation Oncology

Dr. Walter Choi is a board-certified Radiation Oncologist, highly regarded for his expertise in the field of targeted radiotherapy, including stereotactic radiosurgery, stereotactic body radiotherapy, and brachytherapy, with a particular interest in the treatment of cancers of the lung, prostate, breast, gastrointestinal system, central nervous system, as well as tumors of the eye and orbit.

Dr. Choi received his medical degree from SUNY Downstate College of Medicine in Brooklyn. After a medical internship at Long Island Jewish Medical Center, he returned to complete a residency in Radiation Oncology at SUNY Downstate, where he served as Chief Resident. Subsequently, he completed fellowships in stereotactic radiosurgery and brachytherapy at Beth Israel/Roosevelt Hospital and Montefiore Medical Center.

Dr. Choi is a member of several professional organizations, including the American Society for Radiation Oncology, the American Brachytherapy Society, the Korean American Society for Radiation Oncology, the New York Roentgen Society, the Connective Tissue Oncology Society, and the International Association for the Study of Lung Cancer.

Credentials:  MD
Education & Training
   Residency:    SUNY Downstate
 Internships    Long Island Jewish Medical Center
    Medical School:    SUNY Downstate College of Medicine


Patient Reviews

  • "Dr Choi & staff are very efficient & caring."
      from Monette 5.0 Stars - (2024-12-15)
  • "Went to a consolation with Dr.choi was great at explaining everything to me and cleared my doubts about what treatment was best for me"
      from Estela 4.0 Stars - (2024-11-13)
  • "I have been visiting this clinic for the last five weeks and from the Doctor, Nurse and font desk , all of them are so polite and caring.. really appreciate them"
      from Tsering 5.0 Stars - (2024-09-25)
  • "Doctor Choi is very good. Takes his time explaining everything, . Thank you, Doctor choi"
      from Peter 5.0 Stars - (2024-06-09)
  • "Very caring and professional approach to patient care. I felt comfortable and safe. He asked questions and listened to the answers."
      from 5.0 Stars - (2024-05-30)
  • "I have wonderful doctors they treat u like family I had wonderful nurse also theyvtook good care of me I wouldn't change them for any hospital thank u and beside the doctor is hot"
      from Amylee 5.0 Stars - (2024-04-21)
  • "It’s always a pleasure , when I go see Dr. Choi.Ive been a patient of Dr Choi going on 7 years . Every time I go for my check up he has the best personality and treats me with nothing but respect, of all of my doctors he is my favorite."
      from Mark 5.0 Stars - (2024-04-19)
  • "Dr. Choi is the BEST! He is very informative. He truly cares about the patient. With all that is going on, Dr. Choi makes me feel very comfortable when seeing him."
      from Hope 5.0 Stars - (2024-04-18)
  • "Nice everything was nice and clean the receptionist they was helpful to me and doctor choice was very helpful and good he answered all my questions thank you all"
      from Pell 5.0 Stars - (2024-04-11)
  • "Dr. Choi was very nice to his patient and explained test data very well in detail with visual demonstration."
      from Carolyne 5.0 Stars - (2024-04-11)