

Oncology
Mark Preston, M.D.
Associate Professor of Surgery, Harvard Medical School
Boston, MA
Mark Preston, M.D., is an Associate Professor of Surgery at Harvard Medical School and a board-certified urologist specializing in urologic cancer, genitourinary cancer, and minimally invasive surgery. He completed his medical degree in Canada in 2006 and finished his clinical training at the University of Ottawa Affiliated Hospital and Massachusetts General Hospital. Dr. Preston practices primarily in Boston, Massachusetts, and maintains affiliations with both Brigham and Women's Hospital and M
20+
Years in Practice
Credentials
Board Certifications
- Urology, 2011
Education & Training
- University of Ottawa (MD)
- University of Ottawa, Urology (Residency)
- Massachusetts General Hospital, Urologic Oncology (Fellowship)
Peer Recognition
- Castle Connolly — Top Doctor
2022-2026 (5 years)
Clinical Focus
Kidney Cancer
Practice Details
Hospital Affiliations
- Dana-Farber Cancer Institute
- Massachusetts General Hospital, Boston, MA
Experience
20+ years in practice