Dr. John Kollar

Marie Chen is a General Surgeon in Greenvale, New York. Dr. Chen is rated as a Distinguished provider by MediFind in Lymphadenectomy. Her top areas of expertise are Breast Cancer, Paget Disease of the Breast, Intraductal Papilloma, Lymphadenectomy, and Hernia Surgery.

Sheldon Marc Feldman, MD, is Chief, Breast Surgery and Breast Surgical Oncology, Professor, Surgery and Director, Breast Cancer Services at Montefiore Einstein. His clinical focus includes breast cancer, oncoplastic surgery with an emphasis on optimizing breast conservation, nipple-sparing mastectomy, minimally invasive diagnosis and treatment, intraoperative radiation, targeted tumor ablation, lymphedema prevention, and complementary integrative holistic care with an emphasis on physician-patient communication. Dr. Feldman is rated as an Elite provider by MediFind in Lymphadenectomy. His top areas of expertise are Intraductal Papilloma, Breast Cancer, Inflammatory Breast Cancer, Mastectomy, and Lymphadenectomy.

Karen Kostroff is a General Surgeon in Lake Success, New York. Dr. Kostroff has been practicing medicine for over 47 years and is rated as a Distinguished provider by MediFind in Lymphadenectomy. Her top areas of expertise are Breast Cancer, Angiosarcoma, Inflammatory Breast Cancer, Lymphadenectomy, and Mastectomy.