Cassie M. Walker, APRN-CNP
NPI 1992141667ActiveIndividual· Nurse Practitioner, Acute Care· Columbus, OH
Nurse Practitioner, Acute Care (APRN-CNP) with Osu Surgery, LLC, practicing in Columbus, Ohio. Their prescriptions cost Medicare Part D more than their services did: $3,166 for 90 claims, against $755.64 paid for services in 2024. Abiomed reported $35.89 in payments in 2025, mostly food and beverage. Lists Ohio State University State Health System as a hospital affiliation.
Overview
| NPI | 1992141667 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN-CNP |
| Sole proprietor | No |
| NPI issued | May 21, 2013 |
| Last updated in NPPES | Aug 7, 2025 |
| Certified by provider | Aug 7, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Acute Care Primary | 363LA2100X | APRN.CNP.14698 | 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 | 12 |
|---|---|
| Services billed | 15 across 5 procedure codes |
| Paid by Medicare | $755.64 |
Part D prescriptions in 2024
| Prescriptions (claims) | 90 · 102 30-day fills |
|---|---|
| Patients | 26 |
| Total drug cost | $3,166 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Osu Surgery, LLCColumbus, OH · 210 clinicians
Hospital affiliation
- Ohio State University State Health SystemColumbus, OH
Industry payments (Open Payments)
- 2025$35.89 · 2 payments from 1 company
- 2024$82.61 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abiomed | $35.89 | 2 |
What the 2025 payments were for
- Food and Beverage$35.89 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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