William E. Davis III, MD
NPI 1033212725ActiveIndividual· Allergy & Immunology· New Orleans, LA
Allergy & Immunology (MD) in New Orleans, Louisiana, trained at University of Mississippi School of Medicine (class of 1981). Their prescriptions cost Medicare Part D more than their services did: $176,477 for 460 claims, against $13,920 paid for services in 2024. Amgen Inc. was the largest of 2 companies reporting payments in 2025, $1,320 in all, mostly travel and lodging.
Overview
| NPI | 1033212725 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Sep 7, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | MD.05857R | 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 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 - Allergy/Immunology (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 57 |
|---|---|
| Services billed | 817 across 9 procedure codes |
| Paid by Medicare | $13,920 |
Part D prescriptions in 2024
| Prescriptions (claims) | 460 · 696 30-day fills |
|---|---|
| Patients | 96 |
| Total drug cost | $176,477 |
| Generic share | 69% of claims |
Education and affiliations
| Medical school | University of Mississippi School of Medicine |
|---|---|
| Graduation year | 1981 |
| Medicare specialty | Allergy/Immunology |
| Telehealth | Offers telehealth |
Medical group
- Ochsner Clinic LLCNew Orleans, LA · 2,864 clinicians
Hospital affiliation
- Ochsner Medical Center AcuteNew Orleans, LA
Industry payments (Open Payments)
- 2025$1,320 · 6 payments from 2 companies
- 2024$521.46 · 7 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $1,225 | 5 |
| Aurinia Pharma U.S., Inc. | $95.30 | 1 |
What the 2025 payments were for
- Travel and Lodging$926.70 · 3 payments
- Food and Beverage$393.69 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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