NPPES file of Aug 9, 2026

VI Nguyen, OD

Optometrist · Palm Desert, CA

VI Nguyen, OD is an optometrist with a practice address in Palm Desert, California, and NPI 1164875571, issued on Jul 20, 2016. Check the license (California 33407, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1164875571
Name
VI Nguyen
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License numbers
33407 CA
33407-TLG CA
Self-reported in NPPES; status is on the state search
Practice location
72840 Highway 111 Ste P315, Palm Desert, CA 92260
Phone
(408) 334-6027
Enumerated
Jul 20, 2016
Record last updated
Jul 10, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20161021001166); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify VI Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 33407
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

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84% fewer Medicare Part D claims than the average optometrist in 2024

43 Medicare Part D claims for 18 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 49% of claims.

  1. VI Nguyen43
  2. Specialty average277

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $125.46

2 payments; by number, the most common kind was entertainment; the largest payer was Optos, 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.

  1. VI Nguyen$125.46
  2. Specialty average$769.99

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Azul Vision IncIndio, CA
  2. Iseeu OptometryPalm Desert, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

VI Nguyen among 8,308 optometrist records in California

VI Nguyen, OD 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 2016, is newer than 73% of them.

  • NPI issued2016 · 73% of these records are older, 24% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 43% of these records are
  • Graduated2016 · median 2008 among the 3,573 with a school on file
  • Record last updated2018 · 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).

21 optometrist records list a practice address in Palm Desert

They are 21 of the 1,495 NPPES records with a practice address in Palm Desert, and 8,308 optometrist records in California.

The 8 optometrist records with the nearest ZIP codes

  1. Don Adkins, O.D.Palm Desert, CA 922601740264183
  2. Rudolph Alanis, O.D.Palm Desert, CA 922601770612699
  3. Charles Baus, O.D.Palm Desert, CA 922601215911565
  4. Jonathan Dizon, O.D.Palm Desert, CA 922601629578836
  5. Christel Filippelli, O.D.Palm Desert, CA 922601912062894
  6. Serena Ho, O.D.Palm Desert, CA 922601790835585
  7. Jack Lebby, O.D.Palm Desert, CA 922601639159874
  8. Larry Otwell, ODPalm Desert, CA 922601750487898

Common questions

What is VI Nguyen, OD's NPI number?

VI Nguyen, OD's National Provider Identifier (NPI) is 1164875571, issued on Jul 20, 2016. An NPI identifies a provider in billing; it is not a license.

Where is VI Nguyen, OD located?

The NPPES record lists a practice address at 72840 Highway 111 Ste P315, Palm Desert, CA, 92260. Phone: (408) 334-6027. Providers update this record themselves, so call before visiting.

How can I verify VI Nguyen, OD's license?

NPPES lists California license number 33407, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does VI Nguyen, OD prescribe under Medicare Part D?

In 2024, VI Nguyen, OD had 43 Medicare Part D claims for 18 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions 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.