Stephanie Nguyen
Optometrist · Cupertino, CA
Stephanie Nguyen is an optometrist with a practice address in Cupertino, California, and NPI 1629366513, issued on Jul 13, 2011. Check the license (California 14159, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Stephanie Nguyen
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 14159 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1 Infinite Loop, Cupertino, CA 95014
- Phone
- (408) 783-4000
- Enumerated
- Jul 13, 2011
- Record last updated
- Feb 19, 2016 (not updated in 10 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Verify Stephanie Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 14159Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $906.18
8 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Stephanie Nguyen among 8,308 optometrist records in California
Stephanie Nguyen is one of 8,308 optometrist records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 61% of them.
- NPI issued2011 · 61% of these records are older, 36% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 43% of these records are
- Record last updated2016 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
31 optometrist records list a practice address in Cupertino
They are 31 of the 945 NPPES records with a practice address in Cupertino, and 8,308 optometrist records in California.
All 8,308 in California → Every provider in Cupertino → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Tiffany Chang, ODCupertino, CA 950141336176080
- Amy Chow, O.D.Cupertino, CA 950141275504565
- Betty Chun, O.D.Cupertino, CA 950141649299678
- Yih-Hua Kiang, O.D.Cupertino, CA 950141356374326
- Keith Kosakura, O.D.Cupertino, CA 950141922092022
- Amy Ma, O.D.Cupertino, CA 950141548312515
- Grace Pan, O.D.Cupertino, CA 950141891809729
- Sonya Park, M.D.Cupertino, CA 950141609819614
Common questions
What is Stephanie Nguyen's NPI number?
Stephanie Nguyen's National Provider Identifier (NPI) is 1629366513, issued on Jul 13, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Stephanie Nguyen located?
The NPPES record lists a practice address at 1 Infinite Loop, Cupertino, CA, 95014. Phone: (408) 783-4000. Providers update this record themselves, so call before visiting.
How can I verify Stephanie Nguyen's license?
NPPES lists California license number 14159, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.