Amy Cyr, MD

Amy Cyr, MD

High-Risk Breast Clinic

Primary Academic Title

Associate Professor of Medicine, Division of Oncology, Washington University School of Medicine

Clinical Expertise

As a member of our breast cancer specialist team, Dr. Cyr offers risk assessment and genetic testing and counseling for patients with a family history of cancer. She cares for patients who are at high risk for breast cancer or have a breast cancer disposition gene. These patients often benefit from more intensive breast cancer screening and risk-reducing therapies. Dr. Cyr also cares for patients with non-invasive breast cancer and for those with a history of breast cancer.

Research Interest

Breast imaging, assessing women for cancer risk, genetic testing, management of high-risk women, breast cancer risk reduction.


  • 2002: MD, University of Nebraska, Omaha


  • 2002 - 2007: Resident and chief resident, general surgery, New Hanover Regional Medical Center, Wilmington, N.C.
  • 2009 - 2010: Fellow, breast surgery, Washington University, St. Louis

Board Certification

  • 2008: American Board of Surgery, General Surgery

Selected Research Publications

Estimating the Breast Cancer Risk Conferred by Germline Mutations.
  • Hassan MM, Cyr AE, Hagemann IS
  • Clin Chem 2022

Contact Information

  • North St. Louis County

    1255 Graham Road
    Florissant, MO 63031

  • South St. Louis County

    5225 Midamerica Plaza
    St. Louis, MO 63129

  • Illinois

    1418 Cross St.
    Shiloh, IL 62269

Phone Numbers

Request an appointment