Rachel Oosterbaan-Panarese, M.D.
NPI 1588690986ActiveIndividual· Internal Medicine· Mequon, WI
Internal Medicine (M.D.) in Mequon, Wisconsin, trained at Wayne State University School of Medicine (class of 1995). Their prescriptions cost Medicare Part D more than their services did: $398,343 for 6,526 claims, against $64,607 paid for services in 2024. Novo Nordisk Inc was the largest of 4 companies reporting payments in 2025, $121.27 in all, mostly food and beverage.
Overview
| NPI | 1588690986 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 25, 2006 |
| Last updated in NPPES | Nov 9, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 64905 | 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 | 176 |
|---|---|
| Services billed | 866 across 22 procedure codes |
| Paid by Medicare | $64,607 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,526 · 13,958 30-day fills |
|---|---|
| Patients | 403 |
| Total drug cost | $398,343 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Madison Medical Affiliates IncMilwaukee, WI · 86 clinicians
Hospital affiliations
- Ascension Columbia St Marys Hospital MilwaukeeMilwaukee, WI
- Orthopaedic Hospital of WisconsinGlendale, WI
Other facilities
- Ascension at HomeHome health agency · Milwaukee, WI
Industry payments (Open Payments)
- 2025$121.27 · 7 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $50.07 | 3 |
| Abbvie Inc. | $40.36 | 2 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $16.75 | 1 |
| Amgen Inc. | $14.09 | 1 |
What the 2025 payments were for
- Food and Beverage$121.27 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 27 internal medicine physicians in Mequon · All internal medicine physicians in Wisconsin