Catherine O. Nwah, NP
NPI 1679128680ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Catonsville, MD
Nurse Practitioner, Psych/Mental Health (NP) in Catonsville, Maryland, licensed in MD, with an NPI issued in August 2019. Their prescriptions cost Medicare Part D more than their services did: $607,431 for 4,175 claims, against $92,395 paid for services in 2024. Teva Pharmaceuticals USA, Inc. was the largest of 4 companies reporting payments in 2025, $201.09 in all, mostly education.
Overview
| NPI | 1679128680 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Aug 6, 2019 |
| Last updated in NPPES | Mar 18, 2023 |
| Certified by provider | Mar 18, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | R140660 | MD |
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 (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 104 |
|---|---|
| Services billed | 1,300 across 7 procedure codes |
| Paid by Medicare | $92,395 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,175 · 4,213 30-day fills |
|---|---|
| Patients | 138 |
| Total drug cost | $607,431 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
- 2025$201.09 · 5 payments from 4 companies
- 2024$16.96 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Teva Pharmaceuticals USA, Inc. | $143.31 | 2 |
| Janssen Pharmaceuticals, Inc | $24.47 | 1 |
| E.R. Squibb & Sons, L.L.C. | $18.68 | 1 |
| Otsuka America Pharmaceutical, Inc. | $14.63 | 1 |
What the 2025 payments were for
- Education$134.12 · 2 payments
- Food and Beverage$66.97 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 64 psychiatric nurse practitioners in Catonsville · All psychiatric nurse practitioners in Maryland