Pawel Olszewski, MD
NPI 1679582043ActiveIndividual· Internal Medicine· Beloit, WI
Internal Medicine (MD) with Beloit Health System Inc, practicing in Beloit, Wisconsin. Their prescriptions cost Medicare Part D more than their services did: $717,633 for 10,116 claims, against $73,332 paid for services in 2024. Lists Beloit Health System and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1679582043 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 5, 2006 |
| Last updated in NPPES | Oct 19, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 38777020 | 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 - Internal Medicine (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 619 |
|---|---|
| Services billed | 1,107 across 16 procedure codes |
| Paid by Medicare | $73,332 |
Part D prescriptions in 2024
| Prescriptions (claims) | 10,116 · 23,404 30-day fills |
|---|---|
| Patients | 962 |
| Total drug cost | $717,633 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1989 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Beloit Health System IncBeloit, WI · 135 clinicians
Hospital affiliations
- Beloit Health SystemBeloit, WI
- Mercy Health System CorpJanesville, WI
- University of Wi Hospitals & Clinics AuthorityMadison, WI
Other facilities
- Commonheart Home HealthHome health agency · Waukesha, WI
- Beloit Regional HospiceHospice · Beloit, WI
- Autumn Lake Healthcare at BeloitNursing home · Beloit, WI
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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