Catherine D. Carnahan, APRN, CNP
NPI 1548799877ActiveIndividual· Nurse Practitioner, Family· Mount Orab, OH
Nurse Practitioner, Family (APRN, CNP) with Mercy Health Physicians Cincinnati Specialty Care LLC, practicing in Mount Orab, Ohio. Their prescriptions cost Medicare Part D more than their services did: $331,614 for 3,844 claims, against $16,573 paid for services in 2024. Edwards Lifesciences Corporation was the largest of 7 companies reporting payments in 2025, $597.54 in all, mostly food and beverage. Lists Mercy Health - Clermont Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1548799877 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN, CNP |
| Sole proprietor | No |
| NPI issued | Jun 9, 2017 |
| Last updated in NPPES | Feb 20, 2020 |
| Certified by provider | Feb 20, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | APRN.CNP.021114 | OH |
| Registered Nurse | 163W00000X | 402731 | 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 | 119 |
|---|---|
| Services billed | 553 across 39 procedure codes |
| Paid by Medicare | $16,573 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,844 · 7,422 30-day fills |
|---|---|
| Patients | 435 |
| Total drug cost | $331,614 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Mercy Health Physicians Cincinnati Specialty Care LLCCincinnati, OH · 349 clinicians
Hospital affiliations
- Mercy Health - Clermont HospitalBatavia, OH
- Mercy Health - West HospitalCincinnati, OH
- Mercy Health-Anderson HospitalCincinnati, OH
Industry payments (Open Payments)
- 2025$597.54 · 9 payments from 7 companies
- 2024$332.31 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Edwards Lifesciences Corporation | $155.36 | 1 |
| Bayer Healthcare Pharmaceuticals Inc. | $120.99 | 1 |
| Astrazeneca Pharmaceuticals LP | $117.47 | 1 |
| Abbott Laboratories | $106.16 | 1 |
| Abiomed | $43.22 | 2 |
What the 2025 payments were for
- Food and Beverage$597.54 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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