NPPES file of Aug 9, 2026

Stuart K. Machida, OD

Optometrist · Kailua, HI

Stuart K. Machida, OD is an optometrist with a practice address in Kailua, Hawaii, and NPI 1295809101, issued on Nov 20, 2006. Check the license (Hawaii 357, 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
1295809101
Name
Stuart K. Machida
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
357 HI
Self-reported in NPPES; status is on the state search
Practice location
30 Aulike St, Kailua, HI 96734
Phone
(808) 262-8107
Enumerated
Nov 20, 2006
Record last updated
May 16, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(808) 262-8108
Medicaid ID
00962401 HI
Medicare enrollment
Enrolled (PECOS I20060105000746); accepts Medicare assignment
Medical or professional school
Pacific University - College Of Optometry, 1992
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 30 Aulike St

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

  1. Will BelleauSocial Worker1346394871
  2. John CallawayAdult Psychiatric/Mental Health Registered Nurse1386782407
  3. Tawni Cook, NPAcute Care Nurse Practitioner1538777537
  4. Louis Davanzo, MDOphthalmology Physician1144333451
  5. Leonarda DeguzmanSocial Worker1053459214
  6. Jay Geistkemper, DMDEndodontics1174500920

Verify Stuart K. Machida 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 357
    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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49% fewer Medicare Part D claims than the average optometrist in 2024

142 Medicare Part D claims for 64 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 45% of claims.

  1. Stuart Machida142
  2. Specialty average277

Most prescribed

  1. Latanoprost29 claims
  2. Azelastine Hcl26 claims
  3. Restasis18 claims
  4. Tobramycin-Dexamethasone18 claims
  5. Loteprednol Etabonate11 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.

Industry payments in 2024: $358.14

7 payments; by number, the most common kind was food and beverage; the largest payer was Alcon Vision LLC. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stuart Machida$358.14
  2. Specialty average$769.99

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Windward Vision Center Associates, Inc.Kailua, HI

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

Optometrist providers in Hawaii

There are 353 optometrist records in Hawaii.

Other optometrist records in Hawaii

  1. Yelissa Abbasi, O.D.Kapolei, HI1467870527
  2. Derrick Abe, O.D.Honolulu, HI1184676264
  3. Kellie AbeKailua Kona, HI1598242984
  4. Joseph Ahlborn, O.D.Tripler Amc, HI1124366687
  5. Renee Allison, O.D.Honolulu, HI1184810558
  6. Calvin Alonzo, O.D.Honolulu, HI1033291968
  7. Amanda Antonino, O.D.Kapaa, HI1093070674
  8. David AnzaiKahului, HI1548323298
  9. Lizette Aquino-Bautista, ODWaipahu, HI1659065456
  10. Linda Arakaki, O.D.Waipahu, HI1699823815

Common questions

What is Stuart K. Machida, OD's NPI number?

Stuart K. Machida, OD's National Provider Identifier (NPI) is 1295809101, issued on Nov 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stuart K. Machida, OD located?

The NPPES record lists a practice address at 30 Aulike St, Kailua, HI, 96734. Phone: (808) 262-8107. Providers update this record themselves, so call before visiting.

How can I verify Stuart K. Machida, OD's license?

NPPES lists Hawaii license number 357, as entered by the provider. Search the Hawaii board that licenses this profession; the NPPES record confirms identity only.

How much does Stuart K. Machida, OD prescribe under Medicare Part D?

In 2024, Stuart K. Machida, OD had 142 Medicare Part D claims for 64 beneficiaries; 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.