• New patient appointments: 314-747-7222
  • Established patient appointments: 314-362-2280

Washington University oncologic and endocrine surgeons provide the most up-to-date care for diseases of the breast and endocrine system (the adrenal glands, pancreas, parathyroid, thyroid and other endocrine organs), melanoma and sarcoma, while seeking to advance treatment of these diseases through innovative research.

Rebecca L. Aft

Rebecca L. Aft, MD, PhD

Surgical Oncology

Locations:
Siteman Cancer Center at 4500 Forest Park Avenue

Taylor C. Brown

Taylor C. Brown, MD, MHS

Surgical Oncology

Locations:
Siteman Cancer Center at 4500 Forest Park Avenue

Timothy J. Eberlein

Timothy J. Eberlein, MD

Surgical Oncology

Locations:
Center for Advanced Medicine Breast Health Center

Ryan C. Fields, MD

Surgical Oncology

Locations:
Siteman Cancer Center at 4500 Forest Park Avenue
Barnes-Jewish West County Hospital – Siteman Cancer Center Medical Office Building 2

William E. Gillanders, MD

Surgical Oncology

Locations:
Siteman Cancer Center at 4500 Forest Park Avenue

Katherine Glover-Collins

Katherine Glover-Collins, MD, PhD

Surgical Oncology

Locations:
Siteman Cancer Center at 4500 Forest Park Avenue
Christian Hospital – Medical Office Building 1
Siteman Cancer Center – North County

Heidi M. Hunsel, NP

Surgical Oncology

Locations:
Siteman Cancer Center at 4500 Forest Park Avenue

Julie A. Margenthaler

Julie A. Margenthaler, MD, FACS

Surgical Oncology

Locations:
Siteman Cancer Center at 4500 Forest Park Avenue

Trang Kim Nguyen, MD, FACS

Surgical Oncology

Locations:
Siteman Cancer Center at 4500 Forest Park Avenue

John Olson, MD

John A. Olson Jr., MD, PhD

General Surgery
Surgical Oncology

Locations:
Siteman Cancer Center at 4500 Forest Park Avenue