Leslie Memsic, MD, FACS

Breast Cancer Surgeon

Dr. Memsic brings over 33 years of medical experience to her demanding surgical practice in the Los Angeles area. Breast cancer patients seeking treatment at the Bedford Breast Center uniformly praise her compassion and understanding as well as her miraculous surgical skills. She is among the top, most experienced breast cancer surgeons in Los Angeles, Beverly Hills, and beyond.

Impressive Credentials

Dr. Memsic brings more than 25 years of specialty expertise as a breast cancer surgeon to Bedford Breast Center. She joined Bedford after 18 years with the prestigious Cedars-Sinai Samuel Oschin Comprehensive Cancer Institute, where she served as an assistant director of surgery and later as an attending surgical oncologist.

Dr. Memsic received her medical degree from the University of California, San Diego School of Medicine. She completed her residency in general surgery at the University of California, Los Angeles School of Medicine, and her fellowship in surgical oncology and immunology at Cedars-Sinai Medical Center, where she taught surgical residents and supervised the Cedars-Sinai Breast Clinic.

Professional Honors & Recognition

Dr. Memsic has been recognized by her patients and peers with multiple awards, including:

  • Vitals® awards include Most Compassionate Doctor (received 5 years in a row), Top Oncologist, and Patient’s Choice
  • Castle Connolly named her one of America’s Top 10 Doctors, a prestigious honor awarded to less than 3% of physicians nationally.

Her expertise, experience, and compassion make her one of the top breast cancer surgeons Los Angeles has to offer.

Clinical Specialties

Dr. Memsic has a special expertise and personal interest in breast cancer; she is committed to providing her patients with excellent clinical and aesthetic results. She pioneered skin-sparing, nipple-preserving total mastectomy, which enables women to have a natural, beautiful appearance after breast reconstruction. She developed a method of nerve-sparing axillary lymph node biopsies that vastly improve quality of life for patients after biopsy.

If Hippocrates had a daughter, her name would be Leslie Memsic…..She has been with me every step of the way, more like a sister than a doctor. Leslie Memsic is a tireless breast cancer warrior.

Patient Roberta P.


American College of Surgeons
American Hernia Society
Los Angeles Surgical Society
The Association of Women Surgeons
The Society of Oncologic Surgeons

Education & Training

University of California at Los Angeles: BA in Psychobiology
University of California at San Diego: Doctor of Medicine
University of California at Los Angeles: Residency in General Surgery
University of California at Los Angeles: Research fellowship in Liver Transplantation
Cedars-Sinai Medical Center: Fellowship in Surgical Oncology and Immunology

Professional Experience

Assistant Director of Surgery, Cedars-Sinai Medical Center – 6 years
Cedars-Sinai Comprehensive Cancer Center – 16 years
Supervisor of Cedars-Sinai Breast Center – 10 years
St. John’s Health Science Center Breast Center – 3 years
Private Practice in General and Oncologic Surgery – 20 years

Honors & Awards

Castle Connelly “Top Doctor” 2004 – 2017
Vitals “Top 10 Doctor”
Castle and Connelly “Most Compassionate Doctor“ 2008 – 2014
Castle and Connelly “Top Oncologist” 2009 – 2014
Children’s Liver Foundation Award

The American Board of Surgery logo
CASTLE Connolly Top Doctors logo
CASTLE Connolly Top Doctors 2024 Badge