NPPES file of Aug 9, 2026

Martin Nguyen, OD

Optometrist · Colma, CA

Martin Nguyen, OD is an optometrist with a practice address in Colma, California, and NPI 1720651615, issued on Jul 20, 2021. Check the license (California 34919, 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
1720651615
Name
Martin Nguyen
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
34919 CA
Self-reported in NPPES; status is on the state search
Practice location
53 Colma Blvd # F2, Colma, CA 94014
Phone
(650) 992-2700
Enumerated
Jul 20, 2021
Record last updated
Jul 18, 2024
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Martin 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 34919
    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: $253.54

4 payments; by number, the most common kind was food and beverage; the largest payer was Bausch & Lomb Americas 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. Martin Nguyen$253.54
  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.

Martin Nguyen among 8,308 optometrist records in California

Martin 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 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 fileNo · 43% of these records are
  • 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).

5 optometrist records list a practice address in Colma

They are 5 of the 20 NPPES records with a practice address in Colma, and 8,308 optometrist records in California.

The 8 optometrist records with the nearest ZIP codes

  1. Bernard Haidler, O.D.Colma, CA 940141124179833
  2. Paul Holland, ODDaly City, CA 940141205809647
  3. Kosta Koutoulas, O.D.Daly City, CA 940141609938539
  4. Ella Kryger, O.D.Colma, CA 940141922150333
  5. Jenie Lee, ODColma, CA 940141427483908
  6. Gloria Lin, O.D.Daly City, CA 940141326420340
  7. Patricia Tang, O.D.Colma, CA 940141336494590
  8. David Brosnan, ODDaly City, CA 940151437104502

Common questions

What is Martin Nguyen, OD's NPI number?

Martin Nguyen, OD's National Provider Identifier (NPI) is 1720651615, issued on Jul 20, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Martin Nguyen, OD located?

The NPPES record lists a practice address at 53 Colma Blvd # F2, Colma, CA, 94014. Phone: (650) 992-2700. Providers update this record themselves, so call before visiting.

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

NPPES lists California license number 34919, 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.