Katherine Leigh Walker-Seibert, NP
NPI 1093331084ActiveIndividual· Nurse Practitioner, Gerontology· Indianapolis, IN
Nurse Practitioner, Gerontology (NP) with Iu Health Medical Group LLC, practicing in Indianapolis, Indiana. Their prescriptions cost Medicare Part D more than their services did: $35,773 for 366 claims, against $15,726 paid for services in 2024. Akebia Therapeutics Inc was the largest of 3 companies reporting payments in 2025, $252.28 in all, mostly food and beverage. Lists Indiana University Health as a hospital affiliation.
Overview
| NPI | 1093331084 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | Yes |
| NPI issued | Jun 25, 2020 |
| Last updated in NPPES | Dec 27, 2024 |
| Certified by provider | Dec 27, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Gerontology Primary | 363LG0600X | 71010137A | IN |
| Nurse Practitioner, Acute Care | 363LA2100X | 7101010137A | IN |
| Nurse Practitioner, Gerontology | 363LG0600X | 28214051A | IN |
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 (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 99 |
|---|---|
| Services billed | 328 across 14 procedure codes |
| Paid by Medicare | $15,726 |
Part D prescriptions in 2024
| Prescriptions (claims) | 366 · 747 30-day fills |
|---|---|
| Patients | 77 |
| Total drug cost | $35,773 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Iu Health Medical Group LLCIndianapolis, IN · 4,462 clinicians
Hospital affiliation
- Indiana University HealthIndianapolis, IN
Industry payments (Open Payments)
- 2025$252.28 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Akebia Therapeutics Inc | $134.51 | 1 |
| Novartis Pharmaceuticals Corporation | $96.24 | 1 |
| Medtronic, Inc. | $21.53 | 1 |
What the 2025 payments were for
- Food and Beverage$252.28 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 151 gerontology nurse practitioners in Indianapolis · All gerontology nurse practitioners in Indiana