NPPES file of Aug 9, 2026

Shirley Yan, OD

Optometrist · San Leandro, CA

Shirley Yan, OD is an optometrist with a practice address in San Leandro, California, and NPI 1477099257, issued on Jan 17, 2017. Check the license (California OPT33620 TLG, 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
1477099257
Name
Shirley Yan
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
OPT33620 TLG CA
Self-reported in NPPES; status is on the state search
Practice location
15051 Hesperian Blvd, San Leandro, CA 94578
Phone
(510) 276-1212
Enumerated
Jan 17, 2017
Record last updated
May 14, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20190607000562); accepts Medicare assignment
Medical or professional school
Pennsylvania College Of Optometry, 2016
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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8 nearest optometrist records → All 8,308 in California → Look up another NPI →

Also registered at 15051 Hesperian Blvd

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

  1. Vineet Batra, M.D.Ophthalmology Physician1457432379
  2. Chris Cotton, D.C.Chiropractor1699989608
  3. Navjot Gill, DDSDentist1073966743
  4. Rose Kiprov, M.D.Ophthalmology Physician1881784544
  5. Rahul Malik, DMDGeneral Practice Dentistry1558557306
  6. Rominder Momi, M.D.Ophthalmology Physician1740439371

Verify Shirley Yan 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 OPT33620 TLG    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. County OF San MateoSouth San Francisco, CA

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

Shirley Yan among 8,308 optometrist records in California

Shirley Yan, 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 2017, is newer than 76% of them.

  • NPI issued2017 · 76% of these records are older, 21% 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 updated2019 · 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).

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.

All 8,308 in California → Every provider in San Leandro → Optometrist nationwide →

The 8 optometrist records with the nearest ZIP codes

  1. Jina Chong, ODAshland, CA 945781528762705
  2. Kerry Feng, ODSan Leandro, CA 945781447074216
  3. Anna Margarita Geronimo, O.D.San Leandro, CA 945781518977933
  4. Franklin Lee, O.D.San Leandro, CA 945781164580296
  5. John Neishi, O.D.San Leandro, CA 945781528033875
  6. Huma SiddiquiAshland, CA 945781619233285
  7. Jamie Stonick, ODSan Leandro, CA 945781073646733
  8. Preethi Thiagarajan, O.D., PH.D., FAAOSan Leandro, CA 945781841851045

Common questions

What is Shirley Yan, OD's NPI number?

Shirley Yan, OD's National Provider Identifier (NPI) is 1477099257, issued on Jan 17, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Shirley Yan, OD located?

The NPPES record lists a practice address at 15051 Hesperian Blvd, San Leandro, CA, 94578. Phone: (510) 276-1212. Providers update this record themselves, so call before visiting.

How can I verify Shirley Yan, OD's license?

NPPES lists California license number OPT33620 TLG, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.