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Professional Statement

  • Dr. Lynn Ratner is Assistant Clinical Professor of Medicine and Neoplastic Disease at the Mount Sinai School of Medicine, NY, and is also Education Coordinator for Medical Oncology at Lenox Hill Hospital in New York City. He is the author of a 309-page medical handbook on breast cancer that is in its second edition. Titled Contemporary Diagnosis and Management of Breast Cancer, the book is used by medical and nursing professionals.
  • Dr. Ratner has often been named one of NYC's Top Doctors and is a frequent speaker and presenter at medical conferences on the topics of breast cancer, lung cancer and colorectal cancer. He regularly participates in clinical trials in a number of different cancer categories. From 2006 to 2010 he was the Principal Investigator for a trial of a new medicine for treatment of neuroendocrine tumors of the pancreas and also recently participated in two major trials for non-small cell lung cancer and another trial for treatment of colorectal cancer.
  • Doctor Ratner was recently interviewed on channel 11 and on channel 2 about the need for genetic testing in breast cancer and the heightened interest in preventative mastectomy.
  • Doctor Ratner speaks English, Yiddish and Spanish


  • Medical School - Albert Einstein College of Medicine of Yeshiva University
  • Memorial Sloan-Kettering Cancer Center, Residency in Internal Medicine
  • Bellevue Hospital Center, Residency in Internal Medicine
  • Memorial Sloan-Kettering Cancer Center, Fellowship in Medical Oncology

Board Certifications

  • American Board of Internal Medicine
  • Medical Oncology (Internal Medicine)

Awards and Publications

  • Dr. Ratner is the Oncology Education Coordinator of Hematology & Oncology at Lenox Hill Hospital.

Language Spoken

  • English
  • Spanish
  • Yiddish