Skip to main content
UCSF Medical Center
UCSF Benioff Children's Hospitals
UCSF Logo
  • UCSF Logo
  • Specialties
      • Cancer

      • Cardiology & Heart Surgery

      • Dermatology

      • Endocrinology & Endocrine Surgery

      • Fetal Treatment

      • Gastroenterology

      • Infectious Disease

      • Neurology

      • Neurosurgery

      • Ophthalmology

      • Orthopedics

      • Otolaryngology – Head and Neck Surgery

      • Pediatrics

      • Pulmonology

      • Spine

      • Surgery

      • Urology

      • Women's Health

  • COVID-19
  • About Us
  • Refer a Patient
      • Refer a Patient

      • Refer a Pediatrics Patient

      • Transfer a Patient

      • Request a Consultation

      • UCSF MD Link

  • Clinical Trials

Nerissa Ko, MD

Neurointensivist

Nerissa Ko, MD

Dr. Nerissa Ko is a neurointensivist, a neurologist trained in critical care. She specializes in caring for hospital patients undergoing treatments for conditions involving both the nervous system and blood vessels. 

In her research, Ko studies outcomes for patients who suffer from subarachnoid hemorrhages, bleeding into the space between the brain and its surrounding membrane.

Ko earned her medical degree at the John A. Burns School of Medicine at the University of Hawai'i at M?noa. She completed a residency in neurology as well as fellowships in critical care medicine and neurocritical care at UCSF Medical Center. 

Ko is a member of several medical associations, including the American Heart Association and the Neurocritical Care Society.

View Full Profile

View Profile


Related Videos

Stroke and COVID-19: Connections, Concerns and Care Video

Stroke and COVID-19: Connections, Concerns and Care

Answering questions from both patients and doctors, our neurovascular disease experts discuss the higher risk of clotting disorders associated with severe SARS-CoV-2 illness and how to manage these cases.

Additional Links

  • Refer a Patient

  • Find a Doctor

  • Medical Services

  • Clinical Trials

  • Continuing Medical Education

This Video Content is available for informational and educational purposes only. UCSF does not make any representation or warranties with respect to the accuracy, applicability, fitness, or completeness of the Video Content. The Regents of the University of California and its officers, agents or employees (UCSF) will not be liable for any damages of any kind arising from any use of the Video Content, which is provided as is, and without warranties. The Video Content is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read or seen on the Site.

©2002 - 2022 The Regents of The University of California