Amy Cyr, MD

Amy Cyr, MD

High-Risk Breast Clinic

Primary Academic Title

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

Clinical Expertise

As a member of our breast cancer specialist team, Dr. Cyr cares for patients diagnosed with breast cancer through treatment and recovery. Learn more about how Dr. Cyr and Siteman approach breast cancer diagnosis and staging, treatment and recovery.

Research Interest

Benign and malignant breast disease, breast imaging, breast cancer in young women, improving the cosmetic outcome for women treated for breast cancer, assessing women for cancer risk and managing high-risk women.


  • 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

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