Message From The Chair

Donna Ferriero, MD, MS

Children give us joy in the present and hope for the future. Here in the UCSF Department of Pediatrics, we make sure that future is as bright as possible for every infant, child and young adult struggling with illness.

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Karen Sun, MD

Associate Clinical Professor of Pediatrics

Chief, Division of Pediatric Hospital Medicine

Medical Director, Acute Care Unit, UCSF Benioff Children’s Hospital

Associate Director, Pediatric Pain and Sedation Resource Team

Contact Info

University of California – San Francisco

Department of Pediatrics

505 Parnassus Ave, Box 0110

San Francisco, CA 94143



  • Yale University, New Haven, CT , BS cum laude,  Psychobiology     1985-1989                                                                                                                                                     
  • Case Western Reserve School of Medicine, Cleveland, OH, MD,  1992-1996    
  • University of California, San Francisco, Pediatrics Intern, 1996-1997                                            
  • University of California, San Francisco, Pediatrics Resident, 1997-1999                                  
  • University of California, San Francisco, Pediatrics Chief Resident, 1999-2000      
  • Diplomate, American Board of Pediatrics, 1998
  • Medical licensure, California, 1998
  • Fellow, American Academy of Pediatrics, 2005
  • Medical Acupuncture, 2009


    Clinical Expertise

    • pediatric hospital medicine
    • pediatric pain management
    • procedural sedation
    • medical acupuncture

    Research Interests

    • Pediatric Pain Management
    • Pediatric Acupuncture
    • Nonpharmacologic interventions for Pain and Sedation management
    • Hospital-based quality and improvement safety


    Dr. Sun is an assistant clinical professor at UCSF.  She received her MD from Case Western Reserve University in Cleveland, Ohio.  She completed her internship, residency and chief residency in pediatrics at the University of California San Francisco. She is currently an assistant clinical professor and chief of the Division of Pediatric Hospital Medicine.  She is also the associate director of the Pediatric Pain and Sedation Resource Team and the medical director of the Acute Care Unit at UCSF Benioff Children’s Hospital.  She specializes in pediatric hospital medicine, pediatric pain and sedation, and acupuncture.

    Current Research

    Last updated 08-07-2013