Niel A. Johnson, MD
NPI 1649233255ActiveIndividual· Family Medicine· Brookfield, WI
Family Medicine (MD) in Brookfield, Wisconsin, trained at Uniformed Services Uhs Fe Hebert School of Med (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $403,060 for 6,143 claims, against $32,070 paid for services in 2024. Exact Sciences Corporation reported $100.40 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1649233255 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 7, 2006 |
| Last updated in NPPES | May 13, 2024 |
| Certified by provider | May 13, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 35197 | 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 - Family Practice (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 123 |
|---|---|
| Services billed | 5,430 across 35 procedure codes |
| Paid by Medicare | $32,070 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,143 · 13,752 30-day fills |
|---|---|
| Patients | 428 |
| Total drug cost | $403,060 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Uniformed Services Uhs Fe Hebert School of Med |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Aurora Advanced Healthcare, Inc.Milwaukee, WI · 1,124 clinicians
Hospital affiliations
- Aurora Medical Center - SummitSummit, WI
- Aurora St Lukes Medical CenterMilwaukee, WI
- Waukesha Memorial HospitalWaukesha, WI
Other facilities
- Aurora at HomeHome health agency · Milwaukee, WI
Industry payments (Open Payments)
- 2025$100.40 · 1 payment from 1 company
- 2024$150.89 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $100.40 | 1 |
What the 2025 payments were for
- Food and Beverage$100.40 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 40 family medicine physicians in Brookfield · All family medicine physicians in Wisconsin