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Rosette L. Yson-Zaragoza MD
Practice accepting new patients.

Rosette L. Yson-Zaragoza MD

(949) 858-1100
Primary Specialties
  • Pediatrics
    (Board Certified)
Medical Groups & Affiliations
  • Mission Hospital Affiliated Physicians
  • Southern OC Pediatric Assoc.
  • Additional Languages Spoken

Primary Office

30212 Tomas, Suite 220
Rancho Santa Margarita, CA 92688
(949) 858-1100
(949) 858-1820
Monday through Friday:
8:00 a.m. - 4:30 p.m.
After hours care available in Ladera Ranch.
Web Page:
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  • Medical School:
    The Ohio State University College of Medicine
  • Internship:
    The Cleveland Clinic Foundation
  • Residency:
    The Cleveland Clinic Foundation
  • Board Certified in Pediatrics


American Board of Pediatrics

Areas of Interest


Insurance ID Numbers

Aetna: *293072
Blue Cross: *0XL122
Blue Shield: 00A7300600
CIGNA: 1549276013
CIGNA Select (SJH): 1549276015
Health Net: 3207089473
United Healthcare: *0183520092

*Provider ID is the same for both HMO and Medicare Advantage Plans

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