Cindy Nguyen, OD
NPI 1811541097 · Optometrist · Upland, CA
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cindy Nguyen, OD is a Optometrist provider in Upland, CA (NPI 1811541097).
Provider details
- NPI number
- 1811541097
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 18004178A (IN)
Specialties & taxonomies
Eye and Vision Services Providers
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
6 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$125 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 12044 Dunia Rd Ste GVictorville, CA 92392-7650Phone: (760) 995-4000
Registry dates
- Enumerated
- 2019-07-26
- Last updated
- 2025-04-03
- Certified
- 2025-04-03
Frequently asked questions
- What is Cindy Nguyen's NPI number?
- Cindy Nguyen's National Provider Identifier (NPI) is 1811541097, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cindy Nguyen's specialty?
- Cindy Nguyen is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Cindy Nguyen located?
- Cindy Nguyen's practice location on file with NPPES is 300 N Euclid Ave Ste a, Upland, CA 91786-8323.
- What is Cindy Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Cindy Nguyen is (909) 982-9002.
- Does Cindy Nguyen accept Medicare?
- Cindy Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cindy Nguyen's NPI active?
- Yes — Cindy Nguyen's NPI (1811541097) is active in the NPPES registry as of the last update on 2025-04-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.