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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:


Medical School:
The Ohio State University College of Medicine

The Cleveland Clinic Foundation

The Cleveland Clinic Foundation


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: 183520092

*Note: The data contained within an individual physician’s profile has been provided by that physician’s office. The information contained within the profile has been compiled from multiple sources deemed to be reliable, however the accuracy cannot be guaranteed or warranted by us or the health system. Please contact the physician’s office at the phone number above if you have any questions or to verify the information given. We or the health system are not liable or responsible for incorrect or inaccurate information supplied on the profile or for any reliance upon that information.

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