Casey P. Cahill, M.D.
NPI 1841586591ActiveIndividual· Ophthalmology· Slidell, LA
Ophthalmology (M.D.) in Slidell, Louisiana, trained at Louisiana State University School of Medicine in New Orleans (class of 2011). Their prescriptions cost Medicare Part D more than their services did: $293,344 for 4,037 claims, against $78,037 paid for services in 2024. Tarsus Pharmaceuticals, Inc. was the largest of 2 companies reporting payments in 2025, $138.47 in all, mostly food and beverage.
Overview
| NPI | 1841586591 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 21, 2011 |
| Last updated in NPPES | Oct 23, 2026 |
| Certified by provider | Oct 23, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 323896 | LA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Ophthalmology (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 376 |
|---|---|
| Services billed | 1,081 across 27 procedure codes |
| Paid by Medicare | $78,037 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,037 · 6,468 30-day fills |
|---|---|
| Patients | 612 |
| Total drug cost | $293,344 |
| Generic share | 68% of claims |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in New Orleans |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Ophthalmology |
Medical group
- Ochsner Clinic LLCNew Orleans, LA · 2,864 clinicians
Hospital affiliations
- Ochsner Medical Center AcuteNew Orleans, LA
- Slidell Memorial HospitalSlidell, LA
Industry payments (Open Payments)
- 2025$138.47 · 2 payments from 2 companies
- 2024$346.57 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tarsus Pharmaceuticals, Inc. | $121.68 | 1 |
| Ani Pharmaceuticals, Inc. | $16.79 | 1 |
What the 2025 payments were for
- Food and Beverage$138.47 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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