A. Jo Chien

MD

Breast oncologist

Dr. A. Jo Chien specializes in breast cancer, with special expertise in tumors called HER2-positive (human epidermal growth factor receptor 2), typically a more aggressive type of cancer. Her research interests include HER2-positive cancers, breast cancer in young women and fertility problems related to cancer treatment.

Chien graduated from Harvard Medical School in 2003 and completed a residency in internal medicine at Massachusetts General Hospital. She was a fellow in hematology and oncology at UCSF from 2006 to 2009.

Chien has received an international health grant from the Massachusetts Medical Society and Alliance Charitable Foundation, a young investigator award from the American Society of Clinical Oncology (ASCO), a merit award from the ASCO Foundation and a postdoctoral fellowship from the American Cancer Society.

Chien has published numerous articles in medical journals related to her breast cancer research. She is a member of ASCO and the American Association for Cancer Research.

  • Education

    Harvard School of Medicine, 2003

  • Residencies

    Massachusetts General Hospital, Internal Medicine, 2006

  • Fellowships

    UCSF, Hematology, 2009

  • Board Certifications

    Medical Oncology, American Board of Internal Medicine

  • Academic Title

    Associate Professor

  • Languages

    Mandarin

Clinics I work with

Breast Care Center

Berkeley Outpatient Center

3100 San Pablo Ave., Suite 430
Berkeley, CA 94702

My reviews

4.9

Overall Experience
209 Reviews
Dr. Chien gave me the time I needed to answer my questions and concerns. She is very compassionate and professional took excellent care of me. She ended the appointment with a hug that meant a lot to me.
Explained things in a way that was easy to understand
206 Reviews
Did the doctor pay attention to your concerns
208 Reviews
Gave easy to understand instructions about taking care of health problems or concerns
203 Reviews
Knew the important information about your medical history
209 Reviews
The provider showed respect for what you had to say
208 Reviews
The provider spent enough time with me
209 Reviews

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