Theresa Jean Niemczyk, PA-C
NPI 1366744716ActiveIndividual· Physician Assistant· Greenfield, WI
Physician Assistant (PA-C) in Greenfield, Wisconsin, licensed in WI, with an NPI issued in November 2010. Enrolled in Medicare as practitioner - physician assistant.
Overview
| NPI | 1366744716 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Nov 17, 2010 |
| Last updated in NPPES | Jun 23, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 384-23 | WI |
| Physician Assistant, Medical | 363AM0700X | 384-023 | 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) |
|---|
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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All 31 physician assistants in Greenfield · All physician assistants in Wisconsin