Katie Ann Reilley Greniger, MSN, FNP-BC
NPI 1356128524ActiveIndividual· Internal Medicine· Grand Rapids, MN
Internal Medicine (MSN, FNP-BC) with Dermatology Professionals, PA, practicing in Grand Rapids, Minnesota. Their prescriptions cost Medicare Part D more than their services did: $331,486 for 2,612 claims, against $14,010 paid for services in 2024. Dexcom, Inc. reported $39.50 in payments in 2024, mostly food and beverage. Lists Bigfork Valley Hospital as a hospital affiliation.
Overview
| NPI | 1356128524 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MSN, FNP-BC |
| Sole proprietor | No |
| NPI issued | Sep 12, 2023 |
| Last updated in NPPES | Sep 12, 2023 |
| Certified by provider | Sep 12, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 10675 | MN |
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 (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 159 |
|---|---|
| Services billed | 286 across 12 procedure codes |
| Paid by Medicare | $14,010 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,612 · 5,088 30-day fills |
|---|---|
| Patients | 724 |
| Total drug cost | $331,486 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Dermatology Professionals, PABaxter, MN · 9 clinicians
Hospital affiliation
- Bigfork Valley HospitalBigfork, MN
Industry payments (Open Payments)
- 2024$39.50 · 2 payments from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Dexcom, Inc. | $39.50 | 2 |
What the 2024 payments were for
- Food and Beverage$39.50 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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