Tanya K. Mahaphon, O.D.
NPI 1003918012ActiveIndividual· Optometrist, Vision Therapy· Napa, CA
Optometrist, Vision Therapy (O.D.) in Napa, California, trained at Pacific University - College of Optometry (class of 1998). Medicare paid $1,841 for services to 20 patients in 2024. Alcon Vision LLC was the largest of 4 companies reporting payments in 2025, $496.42 in all, mostly food and beverage.
Overview
| NPI | 1003918012 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | No |
| NPI issued | Sep 1, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist, Vision Therapy Primary | 152WV0400X | 12138TPA | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 20 |
|---|---|
| Services billed | 20 across 2 procedure codes |
| Paid by Medicare | $1,841 |
Education and affiliations
| Medical school | Pacific University - College of Optometry |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Optometry |
Industry payments (Open Payments)
- 2025$496.42 · 7 payments from 4 companies
- 2024$105.55 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $233.63 | 3 |
| Tarsus Pharmaceuticals, Inc. | $149.21 | 1 |
| Lkc Technologies, Inc. | $87.63 | 2 |
| Rxsight Inc | $25.95 | 1 |
What the 2025 payments were for
- Food and Beverage$496.42 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Optometrist, Vision Therapy providers in Napa
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