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NELSON T. YEN DDS, MS INC.
NPI 1538254396
Dentist - Periodontics in Fullerton, CA

Active since October 04, 2006
220 LAGUNA RD, SUITE 3, FULLERTON, CA 92835(714) 441-0436 Get Directions Write a Review

NPPES record last updated: January 19, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 19, 2022, Aug 22, 2020 (2 updates tracked since 2020).

About Nelson T. Yen Dds, Ms Inc. NPPES

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

NELSON T. YEN DDS, MS INC. (NPI 1538254396) is a healthcare organization registered as a periodontics in Fullerton, California and active in the NPI registry since October 2006. The organization lists Nelson T Yen, Employer, as its authorized official.

NPPES Registry Identity

NPI1538254396
Entity TypeOrganization
Primary Taxonomy1223P0300X
Legal Business NameNELSON T. YEN DDS, MS INC.
Location Address220 LAGUNA RD, SUITE 3Fullerton, CA 92835-2523
Mailing Address130 Laguna Rd Ste BFullerton, CA 92835-3650 · (714) 441-0436
Phone(714) 441-0436
Organization SubpartNo
Authorized OfficialNelson T YenEmployer · (714) 381-4699
Enumeration DateOctober 4, 2006
Last NPPES UpdateJanuary 19, 20222 updates tracked since enumeration
NPPES CertifiedJanuary 19, 2022
✔ NPI 1538254396 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · PeriodonticsDental Providers
Taxonomy Code1223P0300X
Licenses✔ Licensed in CA · 46231✔ Licensed in CA · 29240
Definition
That specialty of dentistry which encompasses the prevention, diagnosis and treatment of diseases of the supporting and surrounding tissues of the teeth or their substitutes and the maintenance of the health, function and esthetics of these structures and tissues.
220 LAGUNA RD, Fullerton, CA 92835
Open in Google Maps ↗

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 MULTIPLE SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JAMES L HARDEMAN M.D.
Internal Medicine (Pulmonary Disease)
220 LAGUNA RD, SUITE 2
FULLERTON, CA 92835
Orange County (714) 446-7454
PANAGIOTIS P BOUGAS M.D.
Internal Medicine
220 LAGUNA RD, SUITE 2
FULLERTON, CA 92835
Orange County (714) 446-7454
LOUIS J MCNABB M.D.
Internal Medicine (Pulmonary Disease)
220 LAGUNA RD, SUITE 2
FULLERTON, CA 92835
Orange County (714) 446-7454
NORTH ORANGE COUNTY PEDIATRICS CHILES DAN W ET AL GEN PTRS
Pediatrics (Adolescent Medicine)
220 LAGUNA RD, SUITE 5
FULLERTON, CA 92835
Orange County (714) 879-2980
MRS. SARAH YOUNG DEJESUS N.P
Nurse Practitioner
220 LAGUNA RD, SUITE 6
FULLERTON, CA 92835
Orange County (909) 643-4781
DR. DONALD S. CLEM III D.D.S.
Dentist (Periodontics)
220 LAGUNA RD, SUITE 3
FULLERTON, CA 92835
Orange County (714) 441-0436
DR. DONALD PATRICK TORMEY D.D.S.
Dentist (General Practice)
220 LAGUNA RD, SUITE #1
FULLERTON, CA 92835
Orange County (714) 871-0300

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 Nelson T. Yen Dds, Ms Inc.'s NPI number?

The NPI number for Nelson T. Yen Dds, Ms Inc. is 1538254396. It was assigned to this organization in the NPPES registry on October 4, 2006.

Where is Nelson T. Yen Dds, Ms Inc. located?

Nelson T. Yen Dds, Ms Inc. is located at 220 Laguna Rd Suite 3, Fullerton, CA 92835. The listed phone number is (714) 441-0436.

What is Nelson T. Yen Dds, Ms Inc.'s specialty?

The primary specialty registered for this NPI is Dentist, specializing in Periodontics, with taxonomy code 1223P0300X.

When was this NPI record last updated?

The NPPES record for Nelson T. Yen Dds, Ms Inc. was last updated on January 19, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.