NPPES file of Aug 9, 2026

Linh Trieu Zahajszky, O.D.

Optometrist · Daly City, CA

Linh Trieu Zahajszky, O.D. is an optometrist with a practice address in Daly City, California, and NPI 1710020433, issued on Feb 14, 2007. Check the license (California 11965T, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1710020433
Name
Linh Trieu Zahajszky
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
11965T CA
Self-reported in NPPES; status is on the state search
Practice location
395 Hickey Blvd FL 5, Daly City, CA 94015
Phone
(650) 301-5800
Enumerated
Feb 14, 2007
Record last updated
Jan 11, 2022
Medicare enrollment
Enrolled (PECOS I20130813000670); accepts Medicare assignment
Medical or professional school
Southern California College Of Optometry, 2002
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 395 Hickey Blvd FL 5

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

  1. Sharlette Wong, O.D.Optometrist1992147052
  2. Cindi YimOphthalmology Physician1194229690

Verify Linh Trieu Zahajszky 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 11965T
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Permanente Medical Group IncDaly City, CA

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

Linh Trieu Zahajszky among 8,308 optometrist records in California

Linh Trieu Zahajszky, O.D. 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 2007, is newer than 34% of them.

  • NPI issued2007 · 34% of these records are older, 46% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 43% of these records are
  • Graduated2002 · median 2008 among the 3,573 with a school on file
  • Record last updated2022 · 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).

35 optometrist records list a practice address in Daly City

They are 35 of the 1,606 NPPES records with a practice address in Daly City, and 8,308 optometrist records in California.

The 8 optometrist records with the nearest ZIP codes

  1. Alice Azus, ODDaly City, CA 940151598814527
  2. David Brosnan, ODDaly City, CA 940151437104502
  3. Eve Chan, O.D.Daly City, CA 940151083601959
  4. Christine Chan, O.D.Daly City, CA 940151295887982
  5. Angela Chu, O.D.Daly City, CA 940151801950738
  6. Alvin Chua, O.D.Daly City, CA 940151356490809
  7. Barbara Fong, O.D.Daly City, CA 940151881744720
  8. Elaine Ho, O.D.Daly City, CA 940151396822441

Common questions

What is Linh Trieu Zahajszky, O.D.'s NPI number?

Linh Trieu Zahajszky, O.D.'s National Provider Identifier (NPI) is 1710020433, issued on Feb 14, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Linh Trieu Zahajszky, O.D. located?

The NPPES record lists a practice address at 395 Hickey Blvd FL 5, Daly City, CA, 94015. Phone: (650) 301-5800. Providers update this record themselves, so call before visiting.

How can I verify Linh Trieu Zahajszky, O.D.'s license?

NPPES lists California license number 11965T, 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.