Dr Toan a Nguyen OD Inc
NPI 1457895187 · Optometrist · San Marino, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dr Toan a Nguyen OD Inc is a Optometrist organization in San Marino, CA (NPI 1457895187).
Provider details
- NPI number
- 1457895187
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Toan Nguyen, Owner(316) 990-1585
- License
- 33446 (CA)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
Other names (DBA / former)
- Doing business as
- San Marino Optometry
Registry dates
- Enumerated
- 2016-12-14
- Last updated
- 2016-12-14
Frequently asked questions
- What is Dr Toan a Nguyen OD Inc's NPI number?
- Dr Toan a Nguyen OD Inc's National Provider Identifier (NPI) is 1457895187, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dr Toan a Nguyen OD Inc?
- Dr Toan a Nguyen OD Inc is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Dr Toan a Nguyen OD Inc located?
- Dr Toan a Nguyen OD Inc's practice location on file with NPPES is 2154 Huntington Dr, San Marino, CA 91108-2024.
- What is Dr Toan a Nguyen OD Inc's phone number?
- The practice phone number listed in the NPPES registry for Dr Toan a Nguyen OD Inc is (316) 990-1585.
- Does Dr Toan a Nguyen OD Inc accept Medicare?
- Dr Toan a Nguyen OD Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Dr Toan a Nguyen OD Inc?
- The authorized official listed on Dr Toan a Nguyen OD Inc's NPPES record is Toan Nguyen, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dr Toan a Nguyen OD Inc's NPI active?
- Yes — Dr Toan a Nguyen OD Inc's NPI (1457895187) is active in the NPPES registry as of the last update on 2016-12-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.