William W. Tseng

Assistant Professor of Surgery
William W. Tseng, MD

Areas of treatment:



  • Surgical Oncology


  • Department of Surgery


  • English
  • Mandarin Chinese
  • Taiwanese

William W. Tseng, MD

Assistant Professor of Surgery

Practicing locations:

  • Keck Hospital of USC
  • LAC+USC Medical Center
  • Other Locations

About this doctor:

Dr. Tseng obtained his undergraduate and medical degrees from Northwestern University, under the Honors Program in Medical Education. He did residency training in General Surgery at the University of California at San Francisco and then completed fellowship training in Surgical Oncology at the University of Texas M.D. Anderson Cancer Center.

Dr. Tseng‘s clinical focus and expertise is in soft tissue sarcoma and melanoma. He has published extensively and won several awards for work done in both of these disease areas. Dr. Tseng’s research interest is in tumor immunology and immunotherapy. Dr. Tseng is also recognized for his specialized clinical and research expertise in well differentiated / dedifferentiated liposarcoma. His current research strives to develop immunotherapy as a treatment option for patients with this disease.


BA, Northwestern University Medical School, Biology
MD, Northwestern University Medical School


University of California at San Francisco, General Surgery


University of California at San Francisco, General Surgery


Stanford University School of Medicine, Tumor Immunology
MD Anderson Cancer Center, Surgical Oncology
MD Anderson Cancer Center, Liposarcoma Immunology

Professional society memberships:

American College of Surgeons
Society of Surgical Oncology
Connective Tissue Oncology Society
American Society of Clinical Oncology


Science Education Award, American Association for Cancer Research, 2001
Resident’s Research Award, Society for Surgery of the Alimentary Tract, 2002
Julius Conn Award, Northwestern University Feinberg School of Medicine, Department of Surgery, 2003
Research Award (NCI R13), 4th International Symposium on Cancer Metastasis and the Lymphovascular System, 2011
Merit Award, American Society of Clinical Oncology, Conquer Cancer Foundation, 2014