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Dr. Irina (Era) Kryzhanovskaya is an internist providing primary care to adult patients. She has a special interest in treating substance use disorders and addiction, and focuses as well on ensuring the safe and effective prescription of controlled substances in the clinic.

Kryzhanovskaya's research interests include increasing access to buprenorphine, a drug used to treat opioid use disorder. She is also studying how to improve retention of residents in primary care careers by providing role models and mentoring.

Kryzhanovskaya earned her medical degree from the University of Virginia. While completing a residency in internal medicine at UCSF, she served as chief resident at Zuckerberg San Francisco General Hospital and Trauma Center.

Kryzhanovskaya chairs UCSF's controlled substance review committee and serves as liaison for the clinical training program in internal medicine at UCSF's Parnassus campus. She is a member of the Society of General Internal Medicine and American Society of Addiction Medicine.

Kryzhanovskaya was born in Kiev, Ukraine. Her family moved to Charlottesville, Virginia, when she was 5 years old. She came to the West Coast to pursue her residency at UCSF.

  • Board Certifications

    American Board of Preventive Medicine, Addiction Medicine

    American Board of Internal Medicine, Internal Medicine

  • Fellowships

    UCSF Medical Center GME/RESEARCH, Internal Medicine

  • Residencies

    UCSF Medical Center GME/RESEARCH, Internal Medicine

  • Internship

    UCSF Medical Center GME/RESEARCH, Internal Medicine

  • Degree

    MD, University of Virginia School of Medicine

In addition to patient care, I am passionate about medical education and increasing interest in primary care careers among students and residents.

Where I see patients (1)

    My reviews

    5.0

    Overall Experience
    52 Ratings
    About our process
    Oct 24, 2025
    Devoted extra attention to my concerns. I value her opinion.
    Sep 03, 2025
    Great service!
    Aug 31, 2025
    Spent lots of time with me and replied to all concerns
    Mar 29, 2025
    Dr. K. Is an excellent primary care doctors. I feel lucky to have her.
    Mar 26, 2025
    Dr. K is an excellent provider.
    Feb 17, 2025
    Always A Pleasure
    Feb 14, 2025
    Spent lots of time with me and was very helpful.
    Feb 06, 2025
    Helpful, respectful, empathetic and kind
    Jan 24, 2025
    Spent extra time. Good advice. Knowledgeable
    Dec 23, 2024
    Dr. Kryzhanovskaya is the best, bar none.
    Nov 09, 2024
    Spent extra time and addressed all issues. Caring
    Aug 25, 2024
    Dr. K is great!
    Aug 23, 2024
    Care provider was excellent in every aspect of this question
    Aug 15, 2024
    Dr. Kryzhanovskaya is the best. Always gives me a lot of attention and is very helpful and knows what to do in difficult situations.
    Jul 31, 2024
    Given that I had a video visit, it almost felt like we were in the same room
    Jul 31, 2024
    Dr K is wonderful in all aspects.
    May 30, 2024
    Dr. K discusses my concerns and developed a plan for tests and possible treatment followup.

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