NPPES file of Aug 9, 2026

Crystal Dinh, OD

Optometrist · San Gabriel, CA

Crystal Dinh, OD is an optometrist with a practice address in San Gabriel, California, and NPI 1629544044, issued on Oct 23, 2018. Check the license (California 34115TLG, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1629544044
Name
Crystal Dinh
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
34115TLG CA
Self-reported in NPPES; status is on the state search
Practice location
140 W Valley Blvd Ste 115, San Gabriel, CA 91776
Phone
(626) 288-8023
Enumerated
Oct 23, 2018
Record last updated
Jul 29, 2019 (not updated in 7 years: call before relying on the address or phone)
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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8 nearest optometrist records → All 8,308 in California → Look up another NPI →

Also registered at 140 W Valley Blvd Ste 115

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

  1. Jennifer Chen, O.D.Optometrist1649570375
  2. Cindy Chou, O.D.Optometrist1982853537
  3. Grace Huynh, ODOptometrist1417563149
  4. Jia Lao, O.D.Optometrist1598965568
  5. Eric LeungOptometrist1992310106
  6. Ping Ye, ODOptometrist1497778211

Verify Crystal Dinh 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 34115TLG    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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Crystal Dinh among 8,308 optometrist records in California

Crystal Dinh, 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 not. Its NPI, issued in 2018, is newer than 79% of them.

  • NPI issued2018 · 79% of these records are older, 19% newer
  • In a Medicare fileNo · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 43% of these records are
  • 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).

30 optometrist records list a practice address in San Gabriel

They are 30 of the 762 NPPES records with a practice address in San Gabriel, and 8,308 optometrist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

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

The 8 optometrist records with the nearest ZIP codes

  1. Garry Chan, O.D.San Gabriel, CA 917761922216373
  2. William Chang, ODSan Gabriel, CA 917761629206834
  3. Karen Chao, O.D.San Gabriel, CA 917761013953108
  4. Christine Chen, O.D.San Gabriel, CA 917761861709057
  5. Jennifer Chen, O.D.San Gabriel, CA 917761649570375
  6. Cindy Chou, O.D.San Gabriel, CA 917761982853537
  7. James Chung, O.D.San Gabriel, CA 917761194818518
  8. Jia Lao, O.D.San Gabriel, CA 917761598965568

Common questions

What is Crystal Dinh, OD's NPI number?

Crystal Dinh, OD's National Provider Identifier (NPI) is 1629544044, issued on Oct 23, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Crystal Dinh, OD located?

The NPPES record lists a practice address at 140 W Valley Blvd Ste 115, San Gabriel, CA, 91776. Phone: (626) 288-8023. Providers update this record themselves, so call before visiting.

How can I verify Crystal Dinh, OD's license?

NPPES lists California license number 34115TLG, 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. 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.