Photo of Kristin Ratnayake, M.D.


Emergency Medicine/Urgent Care


San Diego County

3020 Children's Way
MC 5075
San Diego, CA 92123


Emergency Medicine/Urgent Care


Rady Children's Specialists of San Diego

Medical Group / IPA


Medical School

George Washington University


Loma Linda University School of Medicine


Loma Linda University Childrens Hospital - GME

Board Certifications

Emergency Medicine/Urgent Care, Pediatric Emergency Medicine


Dr. Kristin Ratnayake is a board-certified emergency medicine and pediatric emergency medicine specialist in the Emergency Medicine Division at Rady Children's Hospital-San Diego.

After earning her medical degree at George Washington University, Dr. Ratnayake went on to complete both her emergency medicine residency and her fellowship in pediatric emergency medicine at the Loma Linda University Medical Center.

Dr. Ratnayake's clinical interests include providing quality care for acutely ill and injured children as well as training the next generation of doctors by precepting fellows, residents and medical students as they rotate through the Rady Children’s Emergency Care Center.

Dr. Ratnayake enjoys spending time with her husband and two children, making cake pops and having fun.


The Effectiveness of a Pediatric Emergency Medicine Block Education Session for Pediatric Residents.
Wai SS, Uya A, Zimmerman E, Ratnayake K, Hollenbach K, O'Donnell S, Cannavino C

A Specialized Pediatric Emergency Medicine Track Decreases Computed Tomography in Head Injured Patients.
Conrad HB, Hollenbach KA, Ratnayake K, Gehlbach DL, Carstairs KL

Os Odontoideum Discovered After Minor Cervical Trauma.
Kim TY, Ratnayake K

Pediatric acute osteomyelitis in the postvaccine, methicillin-resistant Staphylococcus aureus era.
Ratnayake K, Davis AJ, Brown L, Young TP

Evidence-based management of neonatal vomiting in the emergency department.
Ratnayake K, Kim TY

See the full listing of this physician's publications on PubMed, a service of the National Library of Medicine.

PubMed is a third-party website and not affiliated with Rady Children's Hospital-San Diego.

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