Billy J. Rosson, MD
NPI 1164414629ActiveIndividual· Internal Medicine, Pulmonary Disease· Lafayette, LA
Internal Medicine, Pulmonary Disease (MD) in Lafayette, Louisiana, trained at Louisiana State University School of Medicine in Shreveport (class of 1989). Their prescriptions cost Medicare Part D more than their services did: $672,036 for 1,230 claims, against $117,822 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 14 companies reporting payments in 2025, $2,255 in all, mostly food and beverage.
Overview
| NPI | 1164414629 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 19, 2005 |
| Last updated in NPPES | Dec 6, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | 020517 | LA |
| Internal Medicine, Critical Care Medicine | 207RC0200X | 020517 | LA |
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 - Pulmonary Disease (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 597 |
|---|---|
| Services billed | 1,452 across 41 procedure codes |
| Paid by Medicare | $117,822 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,230 · 1,598 30-day fills |
|---|---|
| Patients | 182 |
| Total drug cost | $672,036 |
| Generic share | 39% of claims |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in Shreveport |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Pulmonary Disease |
| Secondary specialties | Internal Medicine |
Medical groups
- University Hospital and Clinics, Inc.Lafayette, LA · 82 clinicians
- Louisiana Department of Health - Office of Public HealthCrowley, LA · 31 clinicians
- Gbr, LLCLafayette, LA · 15 clinicians
Hospital affiliations
- Acadia General HospitalCrowley, LA
- Ochsner Lafayette General Medical CenterLafayette, LA
- Ochsner St Martin HospitalBreaux Bridge, LA
- Ochsner University Hospital and ClinicsLafayette, LA
- Opelousas General Health SystemOpelousas, LA
Industry payments (Open Payments)
- 2025$2,255 · 109 payments from 14 companies
- 2024$1,779 · 90 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $522.65 | 37 |
| Genzyme Corporation | $397.21 | 11 |
| Regeneron Healthcare Solutions, Inc. | $350.92 | 13 |
| Astrazeneca Pharmaceuticals LP | $259.30 | 14 |
| Insmed, Inc. | $155.22 | 10 |
What the 2025 payments were for
- Food and Beverage$2,255 · 109 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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