Nancy Mahlie, OD
NPI 1467421909ActiveIndividual· Optometrist· Clemson, SC
Optometrist (OD) in Clemson, South Carolina, trained at University of Houston - College of Optometry (class of 1988). Their prescriptions cost Medicare Part D more than their services did: $100,399 for 333 claims, against $41,544 paid for services in 2024. Alcon Vision LLC was the largest of 8 companies reporting payments in 2025, $622.15 in all, mostly food and beverage.
Overview
| NPI | 1467421909 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | No |
| NPI issued | Mar 16, 2006 |
| Last updated in NPPES | Apr 23, 2026 |
| Certified by provider | Apr 23, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 1054 | SC |
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 (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 392 |
|---|---|
| Services billed | 881 across 21 procedure codes |
| Paid by Medicare | $41,544 |
Part D prescriptions in 2024
| Prescriptions (claims) | 333 · 634 30-day fills |
|---|---|
| Patients | 138 |
| Total drug cost | $100,399 |
| Generic share | 54% of claims |
Education and affiliations
| Medical school | University of Houston - College of Optometry |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Optometry |
Medical group
- Clemson Eye PASumter, SC · 52 clinicians
Industry payments (Open Payments)
- 2025$622.15 · 16 payments from 8 companies
- 2024$198.45 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $169.63 | 3 |
| Apellis Pharmaceuticals, Inc. | $111.72 | 1 |
| Tarsus Pharmaceuticals, Inc. | $110.85 | 4 |
| Harrow Eye, LLC | $77.75 | 3 |
| Sun Pharmaceutical Industries Inc. | $62.63 | 2 |
What the 2025 payments were for
- Food and Beverage$622.15 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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