Monica M. O'Sullivan, MD
NPI 1043262546ActiveIndividual· Internal Medicine· West Allis, WI
Internal Medicine (MD) in West Allis, Wisconsin, licensed in WI, with an NPI issued in May 2006. Part D covered 2,373 prescriptions written in 2024, 88% of them generic. Atricure, Inc. reported $29.73 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1043262546 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 16, 2006 |
| Last updated in NPPES | Sep 9, 2021 |
| Certified by provider | Sep 9, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 44298 | 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) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 2,373 · 6,099 30-day fills |
|---|---|
| Patients | 425 |
| Total drug cost | $191,562 |
| Generic share | 88% of claims |
Industry payments (Open Payments)
- 2025$29.73 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Atricure, Inc. | $29.73 | 2 |
What the 2025 payments were for
- Food and Beverage$29.73 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 35 internal medicine physicians in West Allis · All internal medicine physicians in Wisconsin