Dan Nguyen, DDS, MS, PHD
NPI 1255549853 · Orthodontics and Dentofacial Orthopedics Dentistry · La Mirada, CA
Enrolled with Medicare as Order and Referring Only - Dentist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dan Nguyen, DDS, MS, PHD is a Orthodontics and Dentofacial Orthopedics Dentistry provider in La Mirada, CA (NPI 1255549853).
Provider details
- NPI number
- 1255549853
- Entity type
- Individual
- Primary specialty
- Orthodontics and Dentofacial Orthopedics DentistryDental Providers
- Credential
- DDS, MS, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 46308 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES 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
Mailing address
Registry dates
- Enumerated
- 2007-05-18
- Last updated
- 2011-01-08
Frequently asked questions
- What is Dan Nguyen's NPI number?
- Dan Nguyen's National Provider Identifier (NPI) is 1255549853, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dan Nguyen's specialty?
- Dan Nguyen is listed in the NPPES registry with a primary specialty of Orthodontics and Dentofacial Orthopedics Dentistry (Dental Providers).
- Where is Dan Nguyen located?
- Dan Nguyen's practice location on file with NPPES is 15775 Imperial Hwy, La Mirada, CA 90638-2510.
- What is Dan Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Dan Nguyen is (562) 943-4488.
- Does Dan Nguyen accept Medicare?
- Dan Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dan Nguyen's NPI active?
- Yes — Dan Nguyen's NPI (1255549853) is active in the NPPES registry as of the last update on 2011-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.