DR. NICHOLAS VINCE RAMAS TRIEU DDS
NPI 1942191879
Dentist - General Practice in Ontario, CA

Q: What is Nicholas Trieu's NPI number?

The NPI number for Nicholas Trieu is 1942191879. It was assigned to this individual provider in the NPPES registry on July 10, 2025.

Q: What is Nicholas Trieu's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Q: When was this NPI record last updated?

The NPPES record for Nicholas Trieu was last updated on August 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.

Active since July 10, 2025

1755 S MOUNTAIN AVE, ONTARIO, CA 91762(951) 744-0350 Get Directions Write a Review

NPPES record last updated: August 14, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 14, 2025, Jul 10, 2025 (2 updates tracked since 2025).

On this page

About Dr. Nicholas Vince Ramas Trieu Dds NPPES

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

DR. NICHOLAS VINCE RAMAS TRIEU DDS (NPI 1942191879) is an individual general practice provider in Ontario, California, licensed in California (DDS111734) and active in the NPI registry since July 2025.

NPPES Registry Identity

NPI1942191879

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. NICHOLAS VINCE RAMAS TRIEUCredential: DDS

Location Address1755 S MOUNTAIN AVEOntario, CA 91762-5972

Mailing Address6303 Sloane CtRancho Cucamonga, CA 91739-2255 · (909) 317-8486

Phone(951) 744-0350

Sole ProprietorNo

Enumeration DateJuly 10, 2025

Last NPPES UpdateAugust 14, 20252 updates tracked since enumeration

NPPES CertifiedAugust 14, 2025

✔ NPI 1942191879 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in CA · DDS111734

Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

1755 S MOUNTAIN AVE, Ontario, CA 91762

Open in Google Maps ↗

Other Providers at the Same Location NPPES 2

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

PRINCESITA A. BILLEDO D.D.S., INC

Dentist (General Practice)

1755 S MOUNTAIN AVE, STE. A
ONTARIO, CA 91762

San Bernardino County (909) 460-7776

DR. PRINCESITA ASUNCION BILLEDO DDS

Dentist (General Practice)

1755 S MOUNTAIN AVE, STE A
ONTARIO, CA 91762

San Bernardino County (909) 460-7776

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 Nicholas Trieu's NPI number?

The NPI number for Nicholas Trieu is 1942191879. It was assigned to this individual provider in the NPPES registry on July 10, 2025.

Where is Nicholas Trieu located?

Nicholas Trieu practices at 1755 S Mountain Ave, Ontario, CA 91762. The listed phone number is (951) 744-0350.

What is Nicholas Trieu's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

When was this NPI record last updated?

The NPPES record for Nicholas Trieu was last updated on August 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.