Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Quan Anh Ngoc Nguyen, O.D.
Optometrist in Perris, CA · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1326444639
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Registry record
Entity type Individual (Type 1)
Name Dr. Quan Anh Ngoc Nguyen
Credential O.D.
Sex Male
Practice address 1800 N Perris Blvd, Perris, CA, 92571
Phone (951) 561-0137
Enumeration date Nov 13, 2014
Last updated in NPPES Feb 19, 2025
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Quan Anh Nguyen practice?
The practice location on file with NPPES is in Perris, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Quan Anh Nguyen?
The National Provider Identifier (NPI) for Quan Anh Nguyen is 1326444639, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-02-19.