NPPES file of Aug 9, 2026

Matthew Tran

Optometrist · Los Altos, CA

Matthew Tran is an optometrist with a practice address in Los Altos, California, and NPI 1659047181, issued on Aug 16, 2021. Check the license (California 35383, 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
1659047181
Name
Matthew Tran
Primary taxonomy
Optometrist 152W00000X
License numbers
35383 CA
OPT.0003734 CO
Self-reported in NPPES; status is on the state search
Practice location
133 2ND St, Los Altos, CA 94022
Phone
(650) 948-3700
Enumerated
Aug 16, 2021
Record last updated
May 30, 2024
Fax
(650) 941-9980
Medicare enrollment
Enrolled (PECOS I20240529001493); may accept 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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Also registered at 133 2ND St

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

  1. Annie Low, O.D.Optometrist1366778839
  2. Aaron Neufeld, O.D.Optometrist1194107763

Verify Matthew Tran 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 35383
    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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Industry payments in 2024: $115.12

2 payments; by number, the most common kind was food and beverage; the largest payer was CooperVision 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. Matthew Tran$115.12
  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. Aaron NeufeldLos Altos, CA

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

Matthew Tran among 8,308 optometrist records in California

Matthew Tran 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 2021, is newer than 86% of them.

  • NPI issued2021 · 86% of these records are older, 11% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 43% of these records are
  • Graduated2021 · median 2008 among the 3,573 with a school on file
  • Record last updated2024 · 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).

15 optometrist records list a practice address in Los Altos

They are 15 of the 718 NPPES records with a practice address in Los Altos, and 8,308 optometrist records in California.

The 8 optometrist records with the nearest ZIP codes

  1. Wendy Ahn, ODLos Altos, CA 940221932324670
  2. Audrey Chu, ODLos Altos, CA 940221770005183
  3. Andrea Dong, O.D.Los Altos, CA 940221730244682
  4. Lisa Lo, O.D.Los Altos, CA 940221851691778
  5. Annie Low, O.D.Los Altos, CA 940221366778839
  6. Kira Majmundar, ODLos Altos, CA 940221558080580
  7. Aaron Neufeld, O.D.Los Altos, CA 940221194107763
  8. Jabina Ramde, O.D.Los Altos, CA 940221679684047

Common questions

What is Matthew Tran's NPI number?

Matthew Tran's National Provider Identifier (NPI) is 1659047181, issued on Aug 16, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Tran located?

The NPPES record lists a practice address at 133 2ND St, Los Altos, CA, 94022. Phone: (650) 948-3700. Providers update this record themselves, so call before visiting.

How can I verify Matthew Tran's license?

NPPES lists California license number 35383, 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.