Annabelle M. De St. Maurice, MD, MPH
Accepting new patients

Annabelle M. De St. Maurice, MD, MPH


Dr. de St. Maurice is an Associate Professor of Pediatrics in the Division of Infectious Diseases and also holds a position at Los Angeles County Department of Public Health (LACDPH) as the Unit Director for the Syndromic Surveillance and Community Outbreak Team. Prior to joining LACDPH, Annabelle was the director of Pediatric Infection Control and the Co-Chief Infection Prevention Officer for UCLA Health. She obtained her medical degree at the University of Rochester and completed her Pediatrics residency at Children's Hospital of Pittsburgh of UPMC. After residency, Dr. de St. Maurice went to Vanderbilt University where she completed a pediatric infectious disease fellowship and earned a Masters in Public Health. After fellowship, she joined the Epidemic Intelligence Service at the CDC where she studied the epidemiology of viral hemorrhagic fevers. Her research and clinical interests are focused on mitigating the spread and severity of infectious diseases through vaccines and infection control practices in healthcare and community settings. She has studied the impact of pneumococcal vaccine on invasive pneumococcal disease rates, risk factors for hantavirus pulmonary syndrome, epidemiology of Rift Valley fever disease, and sequelae of Ebola disease in survivors.




Medical Board Certifications

Pediatric Infectious Diseases, American Board of Pediatrics, 2015
Pediatrics, American Board of Pediatrics, 2011


Pediatric Infectious Disease, Vanderbilt University School of Medicine, 2015


Pediatrics, Children's Hospital of Pittsburgh, 2011


MPH, Vanderbilt University School of Medicine, 2015
MD, University of Rochester School of Medicine and Dentistry, 2008


Hospital Affiliations



Epidemiology and prevention of infectious diseases


  • Aetna
  • Anthem Blue Cross
  • Blue Shield of California
  • Centivo
  • Cigna
  • First Health
  • Health Net of California
  • Interplan (part of HealthSmart)
  • L.A. Care
  • MultiPlan
  • UFCM Health System
  • Prime Health Services
  • Private Healthcare Systems (PHCS)
  • UnitedHealthcare

The list of health care plans above may not be comprehensive and could change. 
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  • Super Doctors® Southern California 2024
  • Super Doctors® Southern California Rising Stars 2023
  • Top Doctors, Los Angeles Magazine, 2021, 2022
  • Kathryn M. Edwards Fellow, Vanderbilt University, 2013
  • Robert Haggerty Award in Pediatrics, University of Rochester School of Medicine, 2008
  • Gold Humanism in Medicine Society, University of Rochester School of Medicine, 2008