Amy S. Zahniser, APRN-CNP
NPI 1316431471ActiveIndividual· Nurse Practitioner, Adult Health· Columbus, OH
Nurse Practitioner, Adult Health (APRN-CNP) with Dedicated Columbus Ohio LLC, practicing in Columbus, Ohio. Their prescriptions cost Medicare Part D more than their services did: $1,122,239 for 2,291 claims, against $17,386 paid for services in 2024. Medtronic, Inc. was the largest of 5 companies reporting payments in 2025, $543.23 in all, mostly food and beverage. Lists Ohio State University State Health System as a hospital affiliation.
Overview
| NPI | 1316431471 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN-CNP |
| Sole proprietor | No |
| NPI issued | Jun 21, 2018 |
| Last updated in NPPES | Jan 6, 2026 |
| Certified by provider | Jan 6, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Adult Health Primary | 363LA2200X | APRN.CNP.022917 | OH |
| Nurse Practitioner | 363L00000X | APRN.CNP.022917 | OH |
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 (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 152 |
|---|---|
| Services billed | 355 across 12 procedure codes |
| Paid by Medicare | $17,386 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,291 · 3,744 30-day fills |
|---|---|
| Patients | 345 |
| Total drug cost | $1,122,239 |
| Generic share | 26% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Dedicated Columbus Ohio LLCColumbus, OH · 7 clinicians
Hospital affiliation
- Ohio State University State Health SystemColumbus, OH
Industry payments (Open Payments)
- 2025$543.23 · 5 payments from 5 companies
- 2024$415.34 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $158.38 | 1 |
| Dexcom, Inc. | $128.20 | 1 |
| Astellas Pharma US Inc | $121.60 | 1 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $76.86 | 1 |
| Phathom Pharmaceuticals, Inc. | $58.19 | 1 |
What the 2025 payments were for
- Food and Beverage$543.23 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 237 adult health nurse practitioners in Columbus · All adult health nurse practitioners in Ohio