Ron Gejman, MD, PHD

Ron S. Gejman, MD, PhD is an Assistant Professor of Medicine in the Division of Hematology/Oncology at Columbia University Vagelos College of Physicians and Surgeons and a medical oncologist at NewYork-Presbyterian/Columbia University Irving Medical Center. Dr. Gejman specializes in the treatment of advanced skin cancers, including melanoma and non-melanoma skin cancers such as squamous cell carcinoma, basal cell carcinoma, and Merkel cell carcinoma. He specializes in the care of patients with skin cancers that arise in the setting of solid organ transplantation and other forms of immune suppression. Dr. Gejman's research is centered on cancer immunology and the development of new cellular t...