Margaret M. Frittitta, RN, APNP
NPI 1225143399ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Milwaukee, WI
Nurse Practitioner, Psych/Mental Health (RN, APNP) with Vivent Health Inc, practicing in Milwaukee, Wisconsin. Their prescriptions cost Medicare Part D more than their services did: $56,365 for 2,327 claims, against $3,960 paid for services in 2024. Gilead Sciences, Inc. was the largest of 2 companies reporting payments in 2025, $134.12 in all, mostly food and beverage.
Overview
| NPI | 1225143399 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | RN, APNP |
| Sole proprietor | No |
| NPI issued | Aug 20, 2006 |
| Last updated in NPPES | Aug 29, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 1497 | WI |
| Nurse Practitioner | 363L00000X | 105002-030 | WI |
| Nurse Practitioner | 363L00000X | 1497-033 | 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 - Nurse Practitioner (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 16 |
|---|---|
| Services billed | 62 across 4 procedure codes |
| Paid by Medicare | $3,960 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,327 · 2,530 30-day fills |
|---|---|
| Patients | 81 |
| Total drug cost | $56,365 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Vivent Health IncKenosha, WI · 53 clinicians
Industry payments (Open Payments)
- 2025$134.12 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $107.49 | 1 |
| Viiv Healthcare Company | $26.63 | 1 |
What the 2025 payments were for
- Food and Beverage$134.12 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 140 psychiatric nurse practitioners in Milwaukee · All psychiatric nurse practitioners in Wisconsin