Kristin Elizabeth Riemersma, DNP, APRN, FNP-C
NPI 1073235123ActiveIndividual· Nurse Practitioner, Family· Milwaukee, WI
Nurse Practitioner, Family (DNP, APRN, FNP-C) with The Medical College of Wisconsin Inc, practicing in Milwaukee, Wisconsin. Their prescriptions cost Medicare Part D more than their services did: $1,450,097 for 484 claims, against $11,458 paid for services in 2024. Merck Sharp & Dohme LLC reported $79.02 in payments in 2025, mostly food and beverage. Lists Froedtert Memorial Lutheran Hospital as a hospital affiliation.
Overview
| NPI | 1073235123 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DNP, APRN, FNP-C |
| Sole proprietor | No |
| NPI issued | Sep 15, 2022 |
| Last updated in NPPES | Apr 7, 2023 |
| Certified by provider | Apr 7, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 12160 | 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 | 78 |
|---|---|
| Services billed | 314 across 7 procedure codes |
| Paid by Medicare | $11,458 |
Part D prescriptions in 2024
| Prescriptions (claims) | 484 · 640 30-day fills |
|---|---|
| Patients | 90 |
| Total drug cost | $1,450,097 |
| Generic share | 72% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- The Medical College of Wisconsin IncMilwaukee, WI · 2,115 clinicians
Hospital affiliation
- Froedtert Memorial Lutheran HospitalMilwaukee, WI
Industry payments (Open Payments)
- 2025$79.02 · 1 payment from 1 company
- 2024$416.29 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $79.02 | 1 |
What the 2025 payments were for
- Food and Beverage$79.02 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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