DR. NGUYEN & ASSOCIATES
NPI 1497951552
Allergy & Immunology in Downey, CA

Q: What is Dr. Nguyen & Associates's NPI number?

The NPI number for Dr. Nguyen & Associates is 1497951552. It was assigned to this organization in the NPPES registry on June 26, 2007.

Q: What is Dr. Nguyen & Associates's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

Active since June 26, 2007

8301 FLORENCE AVE STE 104, DOWNEY, CA 90240(562) 862-1991 Get Directions Write a Review

NPPES record last updated: September 12, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Dr. Nguyen & Associates NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. NGUYEN & ASSOCIATES (NPI 1497951552) is a healthcare organization registered as an allergy & immunology in Downey, California and active in the NPI registry since June 2007. The organization lists Roger F Nguyen, Owner, as its authorized official.

NPPES Registry Identity

NPI1497951552

Entity TypeOrganization

Primary Taxonomy207K00000X

Legal Business NameDR. NGUYEN & ASSOCIATES

Location Address8301 FLORENCE AVE STE 104Downey, CA 90240-3946

Mailing AddressPo Box 4139Seal Beach, CA 90740-8139 · (562) 682-9826

Phone(562) 862-1991

Organization SubpartNo

Authorized OfficialRoger F NguyenOwner · (562) 682-9826

Enumeration DateJune 26, 2007

Last NPPES UpdateSeptember 12, 2023

NPPES CertifiedSeptember 12, 2023

✔ NPI 1497951552 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians

Taxonomy Code207K00000X

License✔ Licensed in CA · C24547

Definition

An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

8301 FLORENCE AVE STE 104, Downey, CA 90240

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Other Names 1

Other NameDr. Nguyen & Associates

Other Identifiers 1

Other1922107432CA · Individual Npi #

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Dr. Nguyen & Associates's NPI number?

The NPI number for Dr. Nguyen & Associates is 1497951552. It was assigned to this organization in the NPPES registry on June 26, 2007.

Where is Dr. Nguyen & Associates located?

Dr. Nguyen & Associates is located at 8301 Florence Ave Ste 104, Downey, CA 90240. The listed phone number is (562) 862-1991.

What is Dr. Nguyen & Associates's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

When was this NPI record last updated?

The NPPES record for Dr. Nguyen & Associates was last updated on September 12, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.