

Oncology
Ashley Frith, MD
Associate Professor of Medicine, Division of Oncology, Washington University School of Medicine
Dr. Ashley E. Frith is an Associate Professor of Medicine in the Division of Oncology at Washington University School of Medicine, specializing in medical oncology with particular expertise in breast cancer treatment and clinical trial design. She maintains an active clinical practice at Siteman Cancer Center, where she treats patients across multiple malignancies including breast, gastrointestinal, pancreatic, and renal neoplasms. Dr. Frith is recognized for her comprehensive approach to oncolo
18+
Years in Practice
Credentials
Board Certifications
- Internal Medicine (American Board of Internal Medicine, 2011)
- Hematology (American Board of Internal Medicine, 2015)
- Medical Oncology (American Board of Internal Medicine, 2015)
Education & Training
- University of Arkansas for Medical Sciences — M.D. with Honors in Research, summa cum laude, 2008
- Christian Brothers University — B.S. in Biology (Chemistry minor), summa cum laude, 2004
- Washington University School of Medicine — Fellowship, Hematology and Oncology, 2012–2015
- Vanderbilt University Medical Center — Residency, Internal Medicine, 2008–2011
Peer Recognition
- Castle Connolly — Top Doctor
2022-2026 (5 years)
- St. Louis Magazine — Top Doctor
2023-2024 (2 years)
Clinical Focus
Subspecialties
Conditions & Treatments
Practice Details
Hospital Affiliations
- Siteman Cancer Center at Barnes-Jewish Hospital
- Siteman Cancer Center at Barnes-Jewish St. Peters Hospital
- Barnes-Jewish Hospital
- Progress West Hospital
Languages
English
Experience
18+ years in practice