NPPES file of Aug 9, 2026

Vivian Dinh

Optometrist · Berkeley, CA

Vivian Dinh is an optometrist with a practice address in Berkeley, California, and NPI 1952280661, issued on Aug 27, 2025. Check the license (California OPT36102-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
1952280661
Name
Vivian Dinh
Primary taxonomy
Optometrist 152W00000X
License number
OPT36102-TLG CA
Self-reported in NPPES; status is on the state search
Practice location
380 Minor Hall, Berkeley, CA 94720
Phone
(510) 642-2020
Enumerated
Aug 27, 2025
Record last updated
Aug 27, 2025
Medicare enrollment
Enrolled (PECOS I20251112002572); accepts Medicare assignment
Medical or professional school
University Of California - School Of Optometry, 2023
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 380 Minor Hall

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

  1. Catherine YinStudent in an Organized Health Care Education/Training Program1710822861

Verify Vivian 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 OPT36102-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. Blink Optometry, A Professional CorporationLaguna Hills, CA

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

126 optometrist records list a practice address in Berkeley

They are 126 of the 4,898 NPPES records with a practice address in Berkeley, and 8,308 optometrist records in California.

Other optometrist records in California

  1. Douglas Aaseby, O.D.El Dorado Hills, CA1962715961
  2. Saloumeh Abadi, ODSanta Monica, CA1699258756
  3. Davoud AbbasiFillmore, CA1902361678
  4. Christopher Abbott, O.D.Santee, CA1417936220
  5. Sara Abboud, ODAlbany, CA1649052846
  6. Ghezal Abdali, O.D.Tustin, CA1770688640
  7. Nahid Abdali, O.D.San Ramon, CA1700210242
  8. Yasmeen AbdelfattahIrvine, CA1417786617
  9. Marina Abdou, ODUpland, CA1356017321
  10. Angela Abe, OPTModesto, CA1336108885

Common questions

What is Vivian Dinh's NPI number?

Vivian Dinh's National Provider Identifier (NPI) is 1952280661, issued on Aug 27, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Vivian Dinh located?

The NPPES record lists a practice address at 380 Minor Hall, Berkeley, CA, 94720. Phone: (510) 642-2020. Providers update this record themselves, so call before visiting.

How can I verify Vivian Dinh's license?

NPPES lists California license number OPT36102-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.

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.