Catherine Ann Darling, O.D.
NPI 1952461931ActiveIndividual· Optometrist· Hilton Head Island, SC
Optometrist (O.D.) in Hilton Head Island, South Carolina, trained at Illinois College of Optometry at Chicago (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $502,161 for 347 claims, against $115,669 paid for services in 2024. Glaukos Corporation was the largest of 4 companies reporting payments in 2025, $317.71 in all, mostly food and beverage.
Overview
| NPI | 1952461931 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | Yes |
| NPI issued | Dec 11, 2006 |
| Last updated in NPPES | Nov 17, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 1190 | SC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 594 |
|---|---|
| Services billed | 1,838 across 26 procedure codes |
| Paid by Medicare | $115,669 |
Part D prescriptions in 2024
| Prescriptions (claims) | 347 · 639 30-day fills |
|---|---|
| Patients | 137 |
| Total drug cost | $502,161 |
| Generic share | 72% of claims |
Education and affiliations
| Medical school | Illinois College of Optometry at Chicago |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Optometry |
Industry payments (Open Payments)
- 2025$317.71 · 6 payments from 4 companies
- 2024$311.33 · 7 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaukos Corporation | $214.91 | 1 |
| Bausch & Lomb Americas Inc. | $62.71 | 3 |
| Carl Zeiss Meditec USA, Inc. | $20.15 | 1 |
| Alcon Vision LLC | $19.94 | 1 |
What the 2025 payments were for
- Food and Beverage$317.71 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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