Stuart K. Machida, OD
NPI 1295809101ActiveIndividual· Optometrist· Kailua, HI
Optometrist (OD) in Kailua, Hawaii, trained at Pacific University - College of Optometry (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $27,550 for 142 claims, against $10,649 paid for services in 2024. Bausch & Lomb Americas Inc. was the largest of 4 companies reporting payments in 2025, $399.77 in all, mostly food and beverage.
Overview
| NPI | 1295809101 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | No |
| NPI issued | Nov 20, 2006 |
| Last updated in NPPES | May 16, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 357 | HI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Optometry (HI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 117 |
|---|---|
| Services billed | 187 across 11 procedure codes |
| Paid by Medicare | $10,649 |
Part D prescriptions in 2024
| Prescriptions (claims) | 142 · 221 30-day fills |
|---|---|
| Patients | 64 |
| Total drug cost | $27,550 |
| Generic share | 55% of claims |
Education and affiliations
| Medical school | Pacific University - College of Optometry |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Optometry |
Medical group
- Windward Vision Center Associates, Inc.Kailua, HI · 5 clinicians
Industry payments (Open Payments)
- 2025$399.77 · 10 payments from 4 companies
- 2024$358.14 · 7 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bausch & Lomb Americas Inc. | $151.21 | 3 |
| Johnson & Johnson Vision Care, Inc. | $103.45 | 3 |
| Alcon Vision LLC | $78.43 | 3 |
| Coopervision Inc. | $66.68 | 1 |
What the 2025 payments were for
- Food and Beverage$399.77 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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