Lorraine Witt, PA
NPI 1174939409ActiveIndividual· Physician Assistant· Mequon, WI
Physician Assistant (PA) with Madison Medical Affiliates Inc, practicing in Mequon, Wisconsin. Their prescriptions cost Medicare Part D more than their services did: $18,969 for 202 claims, against $3,825 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 2 companies reporting payments in 2025, $44.66 in all, mostly food and beverage. Lists Ascension Columbia St Marys Hospital Milwaukee as a hospital affiliation.
Overview
| NPI | 1174939409 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Jul 8, 2014 |
| Last updated in NPPES | Feb 24, 2021 |
| Certified by provider | Feb 24, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 3189-23 | 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 | 44 |
|---|---|
| Services billed | 289 across 14 procedure codes |
| Paid by Medicare | $3,825 |
Part D prescriptions in 2024
| Prescriptions (claims) | 202 · 338 30-day fills |
|---|---|
| Patients | 82 |
| Total drug cost | $18,969 |
| Generic share | 69% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Madison Medical Affiliates IncMilwaukee, WI · 86 clinicians
Hospital affiliation
- Ascension Columbia St Marys Hospital MilwaukeeMilwaukee, WI
Industry payments (Open Payments)
- 2025$44.66 · 2 payments from 2 companies
- 2024$205.65 · 7 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $22.53 | 1 |
| Organon LLC | $22.13 | 1 |
What the 2025 payments were for
- Food and Beverage$44.66 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 37 physician assistants in Mequon · All physician assistants in Wisconsin