Vincent Gassen, O.D.
NPI 1356340863ActiveIndividual· Optometrist· Henderson, NV
Optometrist (O.D.) in Henderson, Nevada, trained at Pacific University - College of Optometry (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $156,936 for 2,975 claims, against $66,871 paid for services in 2024. Abbvie Inc. was the largest of 3 companies reporting payments in 2025, $95.87 in all, mostly food and beverage.
Overview
| NPI | 1356340863 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | No |
| NPI issued | Jul 18, 2005 |
| Last updated in NPPES | Jan 3, 2024 |
| Certified by provider | Jan 3, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 364 | NV |
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 (NV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 572 |
|---|---|
| Services billed | 1,031 across 23 procedure codes |
| Paid by Medicare | $66,871 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,975 · 5,031 30-day fills |
|---|---|
| Patients | 698 |
| Total drug cost | $156,936 |
| Generic share | 69% of claims |
Education and affiliations
| Medical school | Pacific University - College of Optometry |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Optometry |
Medical group
- Shepherd Eye Center LtdLas Vegas, NV · 41 clinicians
Industry payments (Open Payments)
- 2025$95.87 · 5 payments from 3 companies
- 2024$102.66 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $46.16 | 2 |
| Tarsus Pharmaceuticals, Inc. | $34.93 | 2 |
| Amgen Inc. | $14.78 | 1 |
What the 2025 payments were for
- Food and Beverage$95.87 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 105 optometrists in Henderson · All optometrists in Nevada