Nusayba Bagegni, MD

Nusayba Bagegni, MD

Medical Oncologist

Primary Academic Title

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

Clinical Expertise

Breast cancer

Research Interest

Breast cancer clinical trials, developmental therapeutics, HER2 positive breast cancer, metastatic breast cancer


  • 2010: MD, University of Iowa, Iowa City


  • 2010 - 2013: Resident, internal medicine, Barnes-Jewish Hospital, St. Louis
  • 2015 - 2016: Fellow, hematology/oncology, Barnes-Jewish Hospital
  • 2016 - 2018: Co-Chief fellow, hematology/oncology, Barnes-Jewish Hospital

Board Certification

  • 2013: American Board of Internal Medicine
  • 2018: American Board of Internal Medicine, medical oncology
  • 2018: American Board of Internal Medicine, hematology

Selected Research Publications

Genetic Alterations Detected by Circulating Tumor DNA in HER2-Low Metastatic Breast Cancer.
  • Hensing WL, Gerratana L, Clifton K, [...] Bagegni NA, [...] Davis AA
  • Clin Cancer Res 2023
Circulating tumour DNA characterisation of invasive lobular carcinoma in patients with metastatic breast cancer.
  • Davis AA, Gerratana L, Clifton K, [...] Bagegni NA, [...] Cristofanilli M
  • EBioMedicine 2022
Targeted Treatment for High-Risk Early-Stage Triple-Negative Breast Cancer: Spotlight on Pembrolizumab.
  • Bagegni NA, Davis AA, Clifton KK, Ademuyiwa FO
  • Breast Cancer (Dove Med Press) 2022

Contact Information

  • Washington University Medical Campus

    4921 Parkview Place
    Saint Louis, MO 63110

  • West St. Louis County

    Medical Office Building 2, 10 Barnes West Drive
    Creve Coeur, MO 63141

Phone Numbers

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