Portrait of Nisha Hariharan
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Nisha Hariharan, MD

She | Her | HersMedical Oncology • Hematology
Hematology, Blood & Marrow Transplant, and Cellular Therapy (HBC) Parnassus
Portrait of Nisha Hariharan
Portrait of Nisha Hariharan
ucsf logo

Nisha Hariharan, MD

She | Her | HersMedical Oncology • Hematology
Hematology, Blood & Marrow Transplant, and Cellular Therapy (HBC) Parnassus

On this page

About me

Dr. Nisha Hariharan is a hematologist-oncologist who cares for patients with blood disorders (both cancerous and non-cancerous) and a variety of solid tumors, with a focus in breast cancer. She utilizes treatments such as chemotherapy, immunotherapy, and targeted therapy tailored to each individual patient. She strives to provide all of her patients with compassionate care and open communication.

Hariharan's research focuses on blood disorders, including both cancerous and noncancerous conditions. She has published her findings in peer-reviewed journals and presented at national hematology conferences.

Hariharan earned her medical degree at the Pennsylvania State University. She completed a residency in internal medicine at the University of California, Davis, followed by a fellowship in hematology and oncology at the University of California, San Diego.

Outside of work, Hariharan enjoys playing the piano and spending time outdoors.

Education & training

Board certification

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

Fellowship

  • Hematology - Oncology, University of California San Diego - Hema/Oncology

Residency

  • Internal Medicine, Univ of CA Davis Medical Center - Internal Med GME

Degree

  • MD, Pennsylvania State University of Medicine

Locations

    Reviews

    Average rating

    4.9
    4.9 out of 5 Stars
    363 ratings
    About provider reviews

    Showing 1-6 of 87 reviews

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    • 5 out of 5 Stars
      February 26, 2026

      Dr. Hariharan is a very special physician. She is a good listener and willing to talk about any issues. I feel that I can confide anything to her and geet a caring, thoughtful, professional opinion. She is a jewel.

    • 5 out of 5 Stars
      February 25, 2026

      Oddly enough, I'm almost grateful to have my diagnosis so that I can work with such a quality care team and I feel like my health is really watched over

    • 5 out of 5 Stars
      February 21, 2026

      Care provider has always been excellent in every interaction. Her explanations are clear detailed and to the point very helpful

    • 5 out of 5 Stars
      February 12, 2026

      Good

    • 5 out of 5 Stars
      February 6, 2026

      Dr. Hariharan is the BEST!

    • 5 out of 5 Stars
      February 5, 2026

      Dr Hariharan is an excellent doctor and one of my gratitudes. I am very grateful she is my doctor.

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