Gregory Louis Johnson
NPI 1568080505ActiveIndividual· Physician Assistant· Oshkosh, WI
Physician Assistant with Aurora Medical Group, Inc., practicing in Oshkosh, Wisconsin. Their prescriptions cost Medicare Part D more than their services did: $35,163 for 1,782 claims, against $19,318 paid for services in 2024. Spr Therapeutics, Inc reported $75.42 in payments in 2025, mostly food and beverage. Lists Aurora Medical Ctr Oshkosh as a hospital affiliation.
Overview
| NPI | 1568080505 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Jul 7, 2020 |
| Last updated in NPPES | Apr 3, 2024 |
| Certified by provider | Apr 3, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 7020 | WI |
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 - Physician Assistant (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 67 |
|---|---|
| Services billed | 1,664 across 23 procedure codes |
| Paid by Medicare | $19,318 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,782 · 2,080 30-day fills |
|---|---|
| Patients | 238 |
| Total drug cost | $35,163 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Aurora Medical Group, Inc.Milwaukee, WI · 3,813 clinicians
Hospital affiliation
- Aurora Medical Ctr OshkoshOshkosh, WI
Industry payments (Open Payments)
- 2025$75.42 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Spr Therapeutics, Inc | $75.42 | 1 |
What the 2025 payments were for
- Food and Beverage$75.42 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other physician assistants in Oshkosh
- 1376263996
- 1386228716
- 1518953843
- 1538815402
- 1558018333
- 1700988912
- 1770746067
- 1811194699
- 1982277034
- 1265832497
- 1326190703
- 1659725976
All 43 physician assistants in Oshkosh · All physician assistants in Wisconsin