What is Hiep Nguyen's NPI number?

Hiep Nguyen's National Provider Identifier (NPI) is 1477677920, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Hiep Nguyen's specialty?

Hiep Nguyen is listed in the NPPES registry with a primary specialty of Optician (Eye and Vision Services Providers).

Where is Hiep Nguyen located?

Hiep Nguyen's practice location on file with NPPES is 132 E Valley Blvd, Alhambra, CA 91801-5130.

What is Hiep Nguyen's phone number?

The practice phone number listed in the NPPES registry for Hiep Nguyen is (626) 282-1069.

Is Hiep Nguyen's NPI active?

Yes — Hiep Nguyen's NPI (1477677920) is active in the NPPES registry as of the last update on 2007-07-09.

IndividualActive

Hiep Nguyen, RDO

NPI 1477677920 · Optician · Alhambra, CA

Hiep Nguyen, RDO is a Optician provider in Alhambra, CA (NPI 1477677920).

Provider details

NPI number: 1477677920
Entity type: Individual
Primary specialty: OpticianEye and Vision Services Providers
Credential: RDO
Sex: Male
Sole proprietor: Yes
License: D3757 (CA)

Practice location

132 E Valley Blvd

Alhambra, CA 91801-5130

Phone: (626) 282-1069

Fax: (626) 282-7154

Street-level locationGet directions

More CA providers

Mailing address

132 E Valley Blvd

Alhambra, CA 91801-5130

Specialties & taxonomies

OpticianPrimary156FX1800XLicense D3757 (CA)
Eye and Vision Services Providers

Profile Score

Detailed profile(90/100 index)

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.

Enumerated: 2007-03-19
Last updated: 2007-07-09

Frequently asked questions

What is Hiep Nguyen's NPI number?: Hiep Nguyen's National Provider Identifier (NPI) is 1477677920, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Hiep Nguyen's specialty?: Hiep Nguyen is listed in the NPPES registry with a primary specialty of Optician (Eye and Vision Services Providers).
Where is Hiep Nguyen located?: Hiep Nguyen's practice location on file with NPPES is 132 E Valley Blvd, Alhambra, CA 91801-5130.
What is Hiep Nguyen's phone number?: The practice phone number listed in the NPPES registry for Hiep Nguyen is (626) 282-1069.
Is Hiep Nguyen's NPI active?: Yes — Hiep Nguyen's NPI (1477677920) is active in the NPPES registry as of the last update on 2007-07-09.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions