Portrait of Geoffrey Buckle
ucsf logo

Geoffrey Buckle, MD, MPH

He | Him | HisGastrointestinal Medical Oncology
Gastrointestinal Medical Oncology Mission Bay
415-353-9888
Portrait of Geoffrey Buckle
Portrait of Geoffrey Buckle
ucsf logo

Geoffrey Buckle, MD, MPH

He | Him | HisGastrointestinal Medical Oncology
Gastrointestinal Medical Oncology Mission Bay
415-353-9888

On this page

About me

Dr. Geoffrey Buckle is a medical oncologist who specializes in caring for patients with gastrointestinal cancers.

Buckle's research focuses on improving outcomes for people with cancer in underserved settings, with a particular focus on the growing cancer burden in sub-Saharan Africa. He studies region-specific risk factors for cancer and is working on developing ways to improve early cancer detection.

Buckle earned his medical degree at the University of Massachusetts Medical School. He completed a residency in internal medicine and a fellowship in medical oncology at UCSF. He also completed a master of public health degree at the Johns Hopkins Bloomberg School of Public Health.

Buckle is a member of the UCSF Global Cancer Program, American Society of Clinical Oncology and African Organisation for Research and Training in Cancer. In 2022, he received a Global Oncology Young Investigator Award from the Conquer Cancer Foundation of the American Society of Clinical Oncology.

Education & training

Board certification

  • Medical Oncology, American Board of Internal Med/Medical Oncology
  • Internal Medicine, American Board of Internal Medicine

Fellowship

  • Medical Oncology, UCSF School of Medicine -GME

Residency

  • Internal Medicine, UCSF School of Medicine -GME

Internship

  • Internal Medicine, UCSF School of Medicine -GME

Degree

  • MD, University of Massachusetts Medical School

Academic title

  • Health Sciences Clinical Professor

Locations

    My research

    Reviews

    Average rating

    4.9
    4.9 out of 5 Stars
    152 ratings
    About provider reviews

    Showing 1-6 of 45 reviews

    Sort by
    • 5 out of 5 Stars
      April 26, 2026

      Dr Buckle is a phenomenal doctor! We trust him, he is caring, he is very knowledgeable. He ALWAYS ask us what questions do we have. He listens and explains situations very detailed so that we understand. We would highly recommend Dr Buckle and are so grateful we have him.

    • 5 out of 5 Stars
      April 19, 2026

      Dr. Buckle is the best!

    • 5 out of 5 Stars
      April 17, 2026

      I would definitely refer other patients to Dr. Buckle.

    • 5 out of 5 Stars
      April 13, 2026

      Dr Buckle is empathetic, informative and reassuring

    • 4.9 out of 5 Stars
      March 25, 2026

      Dr. Buckle was great and provided me with confirmation of my treatment regimen at John Muir. Very professional and I am very glad I got to meet him and discuss my situation with him. He was top notch!

    • 5 out of 5 Stars
      March 21, 2026

      Dr. Buckle was excellent in allowing me to opine on my treatment.

    Please check with your health insurance plan regarding coverage for this type of care. Not all providers at UCSF Health are covered by every insurance plan.

    For informational purposes only, a link to the federal Centers for Medicare and Medicaid Services (CMS) Open Payments web page is provided here. The federal Physician Payments Sunshine Act requires that detailed information about payment and other payments of value worth over ten dollars ($10) from manufacturers of drugs, medical devices, and biologics to physicians and teaching hospitals be made available to the public.