Portrait of Karen Chee
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Karen Chee, MD

Hematology Oncology • Gastrointestinal Medical Oncology
Cancer Center San Mateo
650-341-9131
Portrait of Karen Chee
Portrait of Karen Chee
ucsf logo

Karen Chee, MD

Hematology Oncology • Gastrointestinal Medical Oncology
Cancer Center San Mateo
650-341-9131

On this page

About me

Dr. Karen Chee is a hematologist and oncologist who provides general cancer care while also specializing in cancers of the gastrointestinal organs and hematologic benign and malignant disorders.

Chee's research focuses on developing treatments for a variety of neoplasms (abnormal growths that may be cancerous). She has authored and co-authored multiple papers on the topic.

Chee earned her medical degree at the University of California, Davis, where she also completed a residency in internal medicine and a fellowship in hematology and oncology.

Chee is a member of the American Medical Association, California Medical Association, American College of Physicians, American Society of Hematology and American Society of Clinical Oncology.

Chee plays seven musical instruments and is an avid and intrepid traveler, despite having once been attacked by a monkey on a trip to China.

Education & training

Board certification

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

Fellowship

  • Hematology - Oncology, Univ of CA Davis Medical Center GME

Residency

  • Internal Medicine, Univ of CA Davis Medical Center GME

Internship

  • Internal Medicine, Univ of CA Davis Medical Center GME

Degree

  • MD, University of California-Davis School of Medicine

My expertise

Locations

    Reviews

    Average rating

    5
    5 out of 5 Stars
    771 ratings
    About provider reviews

    Showing 1-6 of 193 reviews

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    • 5 out of 5 Stars
      March 27, 2026

      Dr Chee is a Diamond. She is one of the best Doctors I have ever met. Her compassion for her clients is evident. Her passion is the highest I have seen. She is kind to my special needs sister and I think everyone should be lucky to have a chance to know a Dr like Dr Chee.

    • 5 out of 5 Stars
      March 25, 2026

      I have good experience

    • 5 out of 5 Stars
      March 19, 2026

      This was my third visit and I am always pleased with the care and efficiency I receive.

    • 5 out of 5 Stars
      March 18, 2026

      Dr. Chee is my favorite physician.

    • 5 out of 5 Stars
      March 15, 2026

      Dr. Chee is an excellent doctor and I feel I am getting excellent care from her.

    • 5 out of 5 Stars
      March 14, 2026

      Dr. Chee showed a big concerns about my problems, she recommended a bone marrow test to find out why I have anemia, so she can give me the treatment to improve my situation. She thoroughly explained the process of the bone marrow test, I gained the confidence about the test and I agreed to take the test. She appeared to be a very knowledgeable yet very personable doctor who cares her patient sincerely. I have had very pleasant experiences with her for my last two visits.

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