Anna Melissa Barker, BSN, MSN, PMHNP
NPI 1114579257ActiveIndividual· Nurse Practitioner, Psych/Mental Health· San Antonio, TX
Nurse Practitioner, Psych/Mental Health (BSN, MSN, PMHNP) with Bexar County Board of Trustees for Mental Health Mental Retardation and 1 other group, practicing in San Antonio, Texas. Their prescriptions cost Medicare Part D more than their services did: $226,225 for 1,171 claims, against $3,878 paid for services in 2024. E.R. Squibb & Sons, L.L.C. was the largest of 5 companies reporting payments in 2025, $322.79 in all, mostly food and beverage.
Overview
| NPI | 1114579257 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | BSN, MSN, PMHNP |
| Sole proprietor | No |
| NPI issued | Jul 9, 2019 |
| Last updated in NPPES | Mar 14, 2025 |
| Certified by provider | Mar 14, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | AP141627 | 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 | 30 |
|---|---|
| Services billed | 56 across 6 procedure codes |
| Paid by Medicare | $3,878 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,171 · 1,343 30-day fills |
|---|---|
| Patients | 92 |
| Total drug cost | $226,225 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical groups
- Bexar County Board of Trustees for Mental Health Mental RetardationSan Antonio, TX · 55 clinicians
- Southtown Psychiatry PLLCHarlingen, TX · 14 clinicians
Industry payments (Open Payments)
- 2025$322.79 · 6 payments from 5 companies
- 2024$190.46 · 12 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $246.89 | 2 |
| Teva Pharmaceuticals USA, Inc. | $23.33 | 1 |
| Janssen Pharmaceuticals, Inc | $19.99 | 1 |
| Otsuka America Pharmaceutical, Inc. | $16.95 | 1 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $15.63 | 1 |
What the 2025 payments were for
- Food and Beverage$322.79 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 396 psychiatric nurse practitioners in San Antonio · All psychiatric nurse practitioners in Texas