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

Dr Roger L. Nguyen, a Corporation

Organization Allergy Physician · NPI 1184141566

Dr Roger L. Nguyen, a Corporation is an Allergy Physician in Garden Grove, California. Licensed in California. Registered with an NPI since 2017.

Licensed in
CA
In the registry since
2017

Practice location Address checks out

9746 Westminster Ave Ste A
Garden Grove, CA 92844-2984
Phone: (714) 638-4433
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Allergy Physician (primary) Taxonomy 207KA0200X · Licence A68125 (CA)

Record details

NPI number1184141566
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Roger Nguyen — Owner · (714) 638-4433
NPI enumeratedAugust 25, 2017
Last updated in NPPESAugust 25, 2017
Mailing addressPo Box 4139, Seal Beach, CA 90740-8139

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