William Mark Caldwell, M.D.
NPI 1598082083ActiveIndividual· General Practice· Metairie, LA
General Practice (M.D.) in Metairie, Louisiana, licensed in LA, with an NPI issued in April 2010. Part D covered 74 prescriptions written in 2024, 100% of them generic. Csl Plasma Inc. reported $191,755 in payments in 2025, mostly consulting fees.
Overview
| NPI | 1598082083 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 23, 2010 |
| Last updated in NPPES | Apr 23, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| General Practice Primary | 208D00000X | 19305 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 74 · 86 30-day fills |
|---|---|
| Patients | 18 |
| Total drug cost | $827.65 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
- 2025$191,755 · 184 payments from 1 company
- 2024$152,925 · 85 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Csl Plasma Inc. | $191,755 | 184 |
What the 2025 payments were for
- Consulting Fee$191,755 · 184 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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