Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Rosalie A. De Guzman, MD, Inc

Organization Pediatrics Physician · NPI 1780615864

Rosalie A. De Guzman, MD, Inc provides Pediatrics Physician services in Corona, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

823 S Main St Ste 100
Corona, CA 92882-3421
Phone: (951) 270-0067
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence A39804 (CA)

Record details

NPI number1780615864
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Rosalie De Guzman — Pediatrician · (951) 270-0067
NPI enumeratedJuly 6, 2006
Last updated in NPPESAugust 22, 2020
Mailing address823 S Main St, Suite 100, Corona, CA 92882-3421

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