Registry data as of Aug 27, 2026

Diane Kawamoto, OD

Optometrist · Bellflower, CA

Diane Kawamoto, OD is an optometrist with a practice address in Bellflower, California, and NPI 1366519100, issued on Nov 29, 2006. Check the license (California OPT9754TPA, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1366519100
Name
Diane Kawamoto
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
OPT9754TPA CA
Self-reported in NPPES; status is on the state search
Practice location
9400 Rosecrans Ave, Bellflower, CA 90706
Phone
(562) 461-3000
Enumerated
Nov 29, 2006
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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Also registered at 9400 Rosecrans Ave

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

  1. Basil Abdelkarim, MDInternal Medicine Physician1003968454
  2. Le Marie Abellon, NPNurse Practitioner1144389867
  3. Adrian Acevedo, MDEmergency Medicine Physician1407923303
  4. Pravin Acharya, MDEmergency Medicine Physician1104993088
  5. Michele Afshar, PAPhysician Assistant1013065952
  6. Maria Agbing-Mamangun, MDPsychiatry Physician1063589984

Verify Diane Kawamoto 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 OPT9754TPA
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

51% fewer Medicare Part D claims than the average optometrist in 2024

137 Medicare Part D claims for 49 beneficiaries, against an average of 279 among the 32,314 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.

  1. Diane Kawamoto137
  2. Specialty average279

Most prescribed

  1. Latanoprost100 claims
  2. Cyclosporine24 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

31 optometrist records list a Bellflower practice address

They are 31 of the 1,468 NPPES records with a Bellflower practice address, and 8,156 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 Diane Kawamoto, OD's NPI number?

Diane Kawamoto, OD's National Provider Identifier (NPI) is 1366519100, issued on Nov 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Diane Kawamoto, OD located?

The NPPES record lists a practice address at 9400 Rosecrans Ave, Bellflower, CA, 90706. Phone: (562) 461-3000. Providers update this record themselves, so call before visiting.

How can I verify Diane Kawamoto, OD's license?

NPPES lists California license number OPT9754TPA, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Diane Kawamoto, OD prescribe under Medicare Part D?

In 2024, Diane Kawamoto, OD had 137 Medicare Part D claims for 49 beneficiaries; the average among optometrist prescribers was 279. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.