IndividualActive
Nicholas Trieu, DDS
NPI 1942191879 · General Practice Dentistry · Ontario, CA
Nicholas Trieu, DDS is a General Practice Dentistry provider in Ontario, CA (NPI 1942191879).
Provider details
- NPI number
- 1942191879
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- No
- License
- DDS111734 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
1755 S Mountain Ave
Ontario, CA 91762-5972
Phone: (951) 744-0350
Street-level locationGet directions
Mailing address
6303 Sloane Ct
Rancho Cucamonga, CA 91739-2255
Registry dates
- Enumerated
- 2025-07-10
- Last updated
- 2025-08-14
- Certified
- 2025-08-14
Frequently asked questions
- What is Nicholas Trieu's NPI number?
- Nicholas Trieu's National Provider Identifier (NPI) is 1942191879, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Trieu's specialty?
- Nicholas Trieu is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is Nicholas Trieu located?
- Nicholas Trieu's practice location on file with NPPES is 1755 S Mountain Ave, Ontario, CA 91762-5972.
- What is Nicholas Trieu's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Trieu is (951) 744-0350.
- Is Nicholas Trieu's NPI active?
- Yes — Nicholas Trieu's NPI (1942191879) is active in the NPPES registry as of the last update on 2025-08-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.