Troy Allen Flax, OD
NPI 1902912041ActiveIndividual· Optometrist· Norman, OK
Optometrist (OD) with Norman Vision Clinic PLLC, practicing in Norman, Oklahoma. In 2024 Medicare paid $70,428 for 448 patients, and Part D covered 376 of their prescriptions, 48% of them generic. Alcon Vision LLC was the largest of 7 companies reporting payments in 2025, $1,950 in all, mostly speaking and faculty fees.
Overview
| NPI | 1902912041 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | No |
| NPI issued | Aug 22, 2006 |
| Last updated in NPPES | Jun 14, 2021 |
| Certified by provider | Jun 14, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 2098 | OK |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Optometry (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 448 |
|---|---|
| Services billed | 1,489 across 17 procedure codes |
| Paid by Medicare | $70,428 |
Part D prescriptions in 2024
| Prescriptions (claims) | 376 · 556 30-day fills |
|---|---|
| Patients | 121 |
| Total drug cost | $56,478 |
| Generic share | 48% of claims |
Education and affiliations
| Graduation year | 1993 |
|---|---|
| Medicare specialty | Optometry |
Medical group
- Norman Vision Clinic PLLCNorman, OK · 7 clinicians
Industry payments (Open Payments)
- 2025$1,950 · 19 payments from 7 companies
- 2024$666.17 · 31 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $1,682 | 12 |
| Sight Sciences, Inc. | $126.54 | 1 |
| Johnson & Johnson Vision Care, Inc. | $40.56 | 1 |
| Tarsus Pharmaceuticals, Inc. | $38.21 | 2 |
| Harrow Eye, LLC | $22.46 | 1 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$1,500 · 1 payment
- Food and Beverage$449.96 · 18 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 55 optometrists in Norman · All optometrists in Oklahoma