Eric J. Small


Co-director, Urologic Cancer Service
Genitourinary oncologist
Prostate cancer investigator, avid baker and runner

Dr. Eric J. Small is a hematologist-oncologist and co-director of UCSF's urologic cancer service for patients and urologic oncology research program. In both patient care and research, he focuses on prostate cancer, immunotherapy and how body mechanisms may create resistance to standard therapies.

Small earned his medical degree at Case Western Reserve University School of Medicine, where he graduated with honors. While in medical school, he completed a fellowship in pathology. He completed postgraduate residency training in internal medicine at Beth Israel Deaconess Medical Center, followed by a fellowship in hematology and oncology at UCSF.

Small is a member of several professional medical societies, including the American Society of Clinical Oncology and American Urological Association. He is a member of the therapy consortium of CaP CURE, the largest privately funded project to advance prostate cancer research. He is also on the American Prostate Cancer Foundation's board of directors. He chairs the prostate cancer correlative sciences working group for Cancer and Leukemia Group B, a cooperative organization of cancer researchers.

  • Education

    Case Western Reserve, 1985

  • Residencies

    Beth Israel Hospital Boston, Internal Medicine, 1988

  • Fellowships

    UCSF, Hematology, 1991

    UCSF, Oncology, 1995

  • Board Certifications

    Internal Medicine, American Board of Internal Medicine

    Medical Oncology, American Board of Internal Medicine

  • Academic Title


  • Languages



The research we do at UCSF benefits patients directly by allowing us to transform discoveries into personalized cancer care.

Clinics I work with

Genitourinary Medical Oncology Clinic

Bakar Precision Cancer Medicine Building

1825 Fourth St., Sixth Floor
San Francisco, CA 94158

Prostate Cancer Center

Bakar Precision Cancer Medicine Building

1825 Fourth St., Sixth Floor
San Francisco, CA 94158

My reviews


Overall Experience
114 Reviews
Dr Small is an exemplary physician! He spent much more time with me than expected. He was very comprehensive in his explanations and answered all of my questions in a patient and comprehensive manner
Explained things in a way that was easy to understand
113 Reviews
Did the doctor pay attention to your concerns
113 Reviews
Gave easy to understand instructions about taking care of health problems or concerns
110 Reviews
Knew the important information about your medical history
111 Reviews
The provider showed respect for what you had to say
112 Reviews
The provider spent enough time with me
112 Reviews

Selected research