
Leslie Montgomery, MD, FACS
Chief, Division of Breast Surgery
Montefiore Medical Center
Dr. Montgomery is an internationally recognized, board certified surgical oncologist specializing in breast cancer. She hails from Memorial Sloan-Kettering Cancer Center, where she was an attending breast surgeon for over 11 years. During that time, she served as Director of the Special Surveillance Breast Program and the Director of the Breast Surgical Oncology Fellowship Program.
Dr. Montgomery received her undergraduate degree at Stanford University, where she graduated with honors and distinction and was a member of the Phi Beta Kappa honor society. As the Regent's scholar, she earned her medical degree at the University of California at San Francisco where she was a member of the Alpha Omega Alpha medical honor society and a recipient of the Women in Medicine Achievement Award. After her residency in general surgery at the New York Hospital-Cornell Medical Center, she completed research fellowships at the Brigham and Women's Hospital in Boston and at Memorial Sloan-Kettering Cancer Center in New York City.
Her research interests include: preoperative therapy trials to assess how a patient's breast cancer in the breast, underarm lymph nodes and metastatic disease will react to treatment. She also conducts research investigating new approaches to minimize lymphedema for patients who require removal of the underarm lymph nodes. View Dr. Montgomery's full profile.
Lisa S. Wiechmann, MD
Attending Surgeon, Division of Breast Surgery
Montefiore Medical Center
Dr. Wiechmann is a board certified surgeon specializing in breast cancer, who has been recognized with honors by the Breast Cancer Alliance, the Susan G. Komen for the Cure foundation and the Society of Surgical Oncology. Upon earning her medical degree with honors at Universita' Degli Studi Di Firenze Facolta' Di Medicina e Chirurgia in Florence, Italy, she conducted her residency in surgery at St. Elizabeth's Medical Center in Boston. After completing her residency, she conducted research at the Lester and Sue Smith Breast Center of the Dan L. Duncan Cancer Center at Baylor College of Medicine, in Houston, Texas. At Baylor, her research focused on the preclinical development of therapies targeting the HER2 receptor; her work was recognized by Komen/AACR. Dr Wiechmann was thereafter the recipient of the Breast Cancer Alliance award that funded her clinical fellowship at Memorial Sloan-Kettering Cancer Center.
After completing her fellowship, she participated in the prestigious ASCO/AACR (American Society for Clinical Oncology/American Association for Cancer Research) course, Methods in Clinical Cancer Research, and developed a protocol that investigates the effect of transdermal tamoxifen on the growth of breast cancer cells with the ultimate goal of using it for breast cancer prevention. In the clinic, Dr. Wiechmann's interests include triple negative breast cancer (ER, PR, and HER2 negative), the genetic and familial predisposition to breast cancer, and breast cancer chemoprevention. View Dr. Wiechmann's full profile.