

Oncology
Catherine Appleton, MD
Chief of Breast Imaging; Director, Breast Radiology Service, Mallinckrodt Institute of Radiology
Dr. Catherine Appleton, MD, is a board-certified diagnostic radiologist specializing in breast imaging. She serves as Chief of Breast Imaging and Director of the Breast Radiology Service at the Mallinckrodt Institute of Radiology, where her team evaluates over 30,000 women annually for screening, diagnostic evaluation, and image-guided breast procedures. Dr. Appleton focuses on breast cancer screening and diagnosis, performing image-guided interventional procedures such as biopsies. She emphasiz
25+
Years in Practice
Credentials
Board Certifications
- Diagnostic Radiology (American Board of Radiology)
Education & Training
- Washington University School of Medicine Mallinckrodt Institute of Radiology — Fellowship, Breast Imaging, 2005-2006
- Washington University School of Medicine Mallinckrodt Institute of Radiology — Chief Residency, Diagnostic Radiology
- Washington University School of Medicine Mallinckrodt Institute of Radiology — Residency, Diagnostic Radiology, 2001-2005
- The Reading Hospital and Medical Center — Internship, Transitional Year
- University of Florida College of Medicine — M.D.
Peer Recognition
- Castle Connolly — Top Doctor
2012-2026 (15 years)
- Missouri Life Magazine — Top Doctor
2021
- St. Louis Magazine — Top Doctor
2021-2025 (5 years)
Clinical Focus
Subspecialties
Conditions & Treatments
Practice Details
Hospital Affiliations
- SSM Health DePaul Hospital - St. Louis
- Barnes-Jewish Hospital
- St. Louis Children's Hospital
- Washington University Hospital
- SSM Health St. Clare Hospital - Fenton
Languages
English
Experience
25+ years in practice