Melvin M. Gehrig, O.D.
NPI 1932181427ActiveIndividual· Optometrist· Lake Charles, LA
Optometrist (O.D.) in Lake Charles, Louisiana, trained at Illinois College of Optometry at Chicago (class of 1971). Their prescriptions cost Medicare Part D more than their services did: $146,620 for 898 claims, against $58,868 paid for services in 2024. Alcon Vision LLC was the largest of 4 companies reporting payments in 2025, $529.79 in all, mostly food and beverage.
Overview
| NPI | 1932181427 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | No |
| NPI issued | Nov 18, 2005 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 0908-503T | LA |
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 (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 656 |
|---|---|
| Services billed | 932 across 19 procedure codes |
| Paid by Medicare | $58,868 |
Part D prescriptions in 2024
| Prescriptions (claims) | 898 · 1,427 30-day fills |
|---|---|
| Patients | 272 |
| Total drug cost | $146,620 |
| Generic share | 53% of claims |
Education and affiliations
| Medical school | Illinois College of Optometry at Chicago |
|---|---|
| Graduation year | 1971 |
| Medicare specialty | Optometry |
Medical group
- Eye Clinic A Professional Medical CorpLake Charles, LA · 13 clinicians
Industry payments (Open Payments)
- 2025$529.79 · 14 payments from 4 companies
- 2024$1,393 · 27 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $201.52 | 5 |
| Tarsus Pharmaceuticals, Inc. | $166.59 | 5 |
| Bausch & Lomb Americas Inc. | $143.24 | 3 |
| Coopervision Inc. | $18.44 | 1 |
What the 2025 payments were for
- Food and Beverage$529.79 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 27 optometrists in Lake Charles · All optometrists in Louisiana