Sinda W. Althoen, MD
About This Business
Sinda W. Althoen, MD, offers pediatric care in Santa Ana, California, with nineteen years since national provider registry enrollment in 2007. She holds an active California license and is one of four pediatric physicians among the 112 Santa Ana doctors in our listings. Patients rate her 5.0 across 10 reviews.
Verified Provider Info
- Specialty (per registry)
- Pediatrics
- NPI Number
- 1619180569
- In registry since
- 2007 (19+ years)
- State license
- A88978 (CA)
Source: NPPES NPI Registry (CMS) · CMS Doctors & Clinicians dataset · checked 2026-08-19
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Information last updated: August 23, 2026
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