NPPES file of Aug 9, 2026

Vaughn Huynh

Optometrist · San Leandro, CA

Vaughn Huynh is an optometrist with a practice address in San Leandro, California, and NPI 1801263322, issued on Sep 1, 2015. Check the license (California 15417, 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
1801263322
Name
Vaughn Huynh
Primary taxonomy
Optometrist 152W00000X
License number
15417 CA
Self-reported in NPPES; status is on the state search
Practice location
1598 Washington Ave, San Leandro, CA 94577
Phone
(510) 895-2116
Enumerated
Sep 1, 2015
Record last updated
Jan 3, 2022
Fax
(510) 895-9036
Medicare enrollment
Enrolled (PECOS I20171120003093); accepts Medicare assignment
Medical or professional school
Pennsylvania College Of Optometry, 2015
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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Also registered at 1598 Washington Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Yinghsuan Chen, DDSGeneral Practice Dentistry1568240075
  2. Yanli ChuGeneral Practice Dentistry1811615214
  3. Gordon Epstein, O.D.Optometrist1861562761
  4. Youjia Ferdowsian, DDSGeneral Practice Dentistry1033830831
  5. Christopher FongGeneral Practice Dentistry1972387199
  6. Hyunjoon Kim, DDSDentist1790455483

Verify Vaughn Huynh 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 15417
    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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63% fewer Medicare Part D claims than the average optometrist in 2024

102 Medicare Part D claims for 39 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 39% of claims.

  1. Vaughn Huynh102
  2. Specialty average277

Most prescribed

  1. Cyclosporine33 claims
  2. Dorzolamide-Timolol24 claims
  3. Latanoprost19 claims
  4. Neomycin-Polymyxin-Dexameth11 claims

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: $100.01

1 payment: food and beverage; the largest payer was Johnson & Johnson Vision Care, 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. Vaughn Huynh$100.01
  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 one group practice

  1. Permanente Medical Group IncElk Grove, CA

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

40 optometrist records list a practice address in San Leandro

They are 40 of the 4,976 NPPES records with a practice address in San Leandro, and 8,308 optometrist records in California.

Other optometrist records in California

  1. Douglas Aaseby, O.D.El Dorado Hills, CA1962715961
  2. Saloumeh Abadi, ODSanta Monica, CA1699258756
  3. Davoud AbbasiFillmore, CA1902361678
  4. Christopher Abbott, O.D.Santee, CA1417936220
  5. Sara Abboud, ODAlbany, CA1649052846
  6. Ghezal Abdali, O.D.Tustin, CA1770688640
  7. Nahid Abdali, O.D.San Ramon, CA1700210242
  8. Yasmeen AbdelfattahIrvine, CA1417786617
  9. Marina Abdou, ODUpland, CA1356017321
  10. Angela Abe, OPTModesto, CA1336108885

Common questions

What is Vaughn Huynh's NPI number?

Vaughn Huynh's National Provider Identifier (NPI) is 1801263322, issued on Sep 1, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Vaughn Huynh located?

The NPPES record lists a practice address at 1598 Washington Ave, San Leandro, CA, 94577. Phone: (510) 895-2116. Providers update this record themselves, so call before visiting.

How can I verify Vaughn Huynh's license?

NPPES lists California license number 15417, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Vaughn Huynh prescribe under Medicare Part D?

In 2024, Vaughn Huynh had 102 Medicare Part D claims for 39 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.