Marilyn Barnhill, FNP
NPI 1598953572ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Lubbock, TX
Nurse Practitioner, Psych/Mental Health (FNP) in Lubbock, Texas, licensed in TX, with an NPI issued in October 2007. Their prescriptions cost Medicare Part D more than their services did: $1,088,745 for 5,386 claims, against $4,016 paid for services in 2024. Abbvie Inc. was the largest of 4 companies reporting payments in 2025, $2,254 in all, mostly speaking and faculty fees.
Overview
| NPI | 1598953572 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP |
| Sole proprietor | No |
| NPI issued | Oct 4, 2007 |
| Last updated in NPPES | Nov 5, 2026 |
| Certified by provider | Nov 5, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | AP116207 | TX |
| Nurse Practitioner, Family | 363LF0000X | 578556 | TX |
| Nurse Practitioner | 363L00000X | 578556 | TX |
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 (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 49 |
|---|---|
| Services billed | 84 across 3 procedure codes |
| Paid by Medicare | $4,016 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,386 · 5,785 30-day fills |
|---|---|
| Patients | 257 |
| Total drug cost | $1,088,745 |
| Generic share | 92% of claims |
Industry payments (Open Payments)
- 2025$2,254 · 12 payments from 4 companies
- 2024$629.55 · 31 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $2,057 | 7 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $114.41 | 1 |
| Axsome Therapeutics, Inc. | $46.17 | 2 |
| Janssen Pharmaceuticals, Inc | $36.02 | 2 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$2,000 · 2 payments
- Food and Beverage$254.01 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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