Dr. Karen S. Karsif

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.

Leah S. Gendler, MD, is a breast surgeon at Morristown Medical Center’s Carol G. Simon Cancer Center. Board-certified in general surgery by the American College of Surgeons and fellowship-trained in breast surgical oncology, she provides patients exceptional surgical care for benign and malignant diseases of the breast.Dr. Gendler enjoys being a member of the multidisciplinary team at the Carol G. Simon Cancer Center. With over 20 years of experience, she is renowned locally and nationally as a breast surgeon. Compassionate and skilled, she is focused on providing the most personalized care and education about state-of-the-art treatment options to help patients understand their diagnosis and make the best treatment decisions. She chairs the breast tumor board where the multidisciplinary care team is comprised of breast surgeons, breast radiologists, medical oncologists, radiation oncologists, reconstructive surgeons, pathologists, clinical researchers, geneticists, and supportive breast nurse navigators. Together, they tailor a treatment plan with targeted therapies and apply the newest research to each unique situation. She is widely published and presents at national meetings on breast cancer-related topics. She is a member of the American Society of Breast Surgeons and a fellow of the American College of Surgeons. After earning her medical degree from Albert Einstein College of Medicine, NY, Dr. Gendler completed a general surgery residency at Beth Israel Medical Center, NY, and pursued a fellowship in breast surgical oncology at Columbia University Medical Center, NY. She is the recipient of numerous awards and honors in her field, most recently as a Distinguished Doctor by the American Cancer Society. She is a participating provider of the Atlantic Accountable Care Organization. Dr. Gendler is rated as an Advanced provider by MediFind in Lymphadenectomy. Her top areas of expertise are Breast Cancer, Paget Disease of the Breast, Intraductal Papilloma, Lymphadenectomy, and Mastectomy.

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.