David G. Warnock, MD
NPI 1902816929ActiveIndividual· Internal Medicine, Nephrology· Birmingham, AL
Internal Medicine, Nephrology (MD) in Birmingham, Alabama, licensed in AL, with an NPI issued in August 2006. Enrolled in Medicare as practitioner - nephrology. Chiesi USA, Inc. reported $8,334 in payments in 2025, mostly consulting fees.
Overview
| NPI | 1902816929 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 9, 2006 |
| Last updated in NPPES | Jul 13, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 14554 | AL |
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 - Nephrology (AL) |
|---|
Industry payments (Open Payments)
- 2025$8,334 · 3 payments from 1 company
- 2024$15,844 · 6 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Chiesi USA, Inc. | $8,334 | 3 |
What the 2025 payments were for
- Consulting Fee$8,334 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 78 nephrologists in Birmingham · All nephrologists in Alabama