William Thad Poisson
NPI 1447603949ActiveIndividual· Nurse Practitioner, Acute Care· Augusta, GA
Nurse Practitioner, Acute Care in Augusta, Georgia, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 2016). Their prescriptions cost Medicare Part D more than their services did: $50,686 for 524 claims, against $17,954 paid for services in 2024. Otsuka America Pharmaceutical, Inc. was the largest of 7 companies reporting payments in 2025, $149.98 in all, mostly food and beverage.
Overview
| NPI | 1447603949 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Jul 20, 2016 |
| Last updated in NPPES | Jan 5, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Acute Care Primary | 363LA2100X | RN260182 | GA |
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 - Nurse Practitioner (GA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 83 |
|---|---|
| Services billed | 250 across 18 procedure codes |
| Paid by Medicare | $17,954 |
Part D prescriptions in 2024
| Prescriptions (claims) | 524 · 983 30-day fills |
|---|---|
| Patients | 62 |
| Total drug cost | $50,686 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Nurse Practitioner |
Medical group
- Wellstar Medical Group LLCMarietta, GA · 3,093 clinicians
Hospital affiliation
- Wellstar McG Health, Affiliated With Med ColAugusta, GA
Industry payments (Open Payments)
- 2025$149.98 · 7 payments from 7 companies
- 2024$480.80 · 14 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Otsuka America Pharmaceutical, Inc. | $28.42 | 1 |
| Merck Sharp & Dohme LLC | $26.21 | 1 |
| Mallinckrodt Hospital Products Inc. | $23.45 | 1 |
| Vifor Pharma, Inc. | $22.83 | 1 |
| Otsuka Pharmaceutical Development & Commercialization, Inc. | $17.90 | 1 |
What the 2025 payments were for
- Food and Beverage$149.98 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 54 acute care nurse practitioners in Augusta · All acute care nurse practitioners in Georgia