NPPES file of Aug 9, 2026

Arthur T. Kobayashi, O.D.

Optometrist · Wahiawa, HI

Arthur T. Kobayashi, O.D. is an optometrist with a practice address in Wahiawa, Hawaii, and NPI 1396965737, issued on Apr 26, 2007. Check the license (Hawaii OD-098, as entered in NPPES) with the Hawaii board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1396965737
Name
Arthur T. Kobayashi
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License numbers
OD-098 HI
HI OD-0098 HI
Self-reported in NPPES; status is on the state search
Practice location
960 Center St, Wahiawa, HI 96786
Phone
(808) 622-4121
Enumerated
Apr 26, 2007
Record last updated
Nov 14, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(808) 621-5041
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 960 Center St

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

  1. Ross Masunaga, DDSGeneral Practice Dentistry1427245059
  2. Susan Yee-Loh, APRNFamily Nurse Practitioner1316124175

Verify Arthur T. Kobayashi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Hawaii board licenses this profession
    Search for license OD-098
    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
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96% fewer Medicare Part D claims than the average optometrist in 2024

11 Medicare Part D claims, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D.

  1. Arthur Kobayashi11
  2. Specialty average277

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.

Arthur T. Kobayashi among 353 optometrist records in Hawaii

Arthur T. Kobayashi, O.D. is one of 353 optometrist records with a practice address in Hawaii. 77% 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 43% of them.

  • NPI issued2007 · 43% of these records are older, 39% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2019 · 72% 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 Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3 optometrist records list a practice address in Wahiawa

They are 3 of the 270 NPPES records with a practice address in Wahiawa, and 353 optometrist records in Hawaii.

The 8 optometrist records with the nearest ZIP codes

  1. Rebecca Cabatbat, O.D.Wahiawa, HI 967861942585096
  2. Weslie Hamada, O.D.Wahiawa, HI 967861902948748
  3. Liane Casuga, ODMililani, HI 967891912066317
  4. Alyssa ChinMililani, HI 967891497407662
  5. Patricia Ichimura, O.D.Mililani, HI 967891821064254
  6. Iris Kuwabara, O.D.Mililani, HI 967891790783777
  7. Maile Miki, ODMililani, HI 967891083133045
  8. Ronald Reynolds, O.D.Mililani, HI 967891174527568

Common questions

What is Arthur T. Kobayashi, O.D.'s NPI number?

Arthur T. Kobayashi, O.D.'s National Provider Identifier (NPI) is 1396965737, issued on Apr 26, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Arthur T. Kobayashi, O.D. located?

The NPPES record lists a practice address at 960 Center St, Wahiawa, HI, 96786. Phone: (808) 622-4121. Providers update this record themselves, so call before visiting.

How can I verify Arthur T. Kobayashi, O.D.'s license?

NPPES lists Hawaii license number OD-098, as entered by the provider. Search the Hawaii board that licenses this profession; the NPPES record confirms identity only.

How much does Arthur T. Kobayashi, O.D. prescribe under Medicare Part D?

In 2024, Arthur T. Kobayashi, O.D. had 11 Medicare Part D claims; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions 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.