Anna L. Castro, FNP
NPI 1841744315ActiveIndividual· Nurse Practitioner, Family· San Antonio, TX
Nurse Practitioner, Family (FNP) in San Antonio, Texas, licensed in TX, with an NPI issued in August 2016. Their prescriptions cost Medicare Part D more than their services did: $428,880 for 607 claims, against $19,341 paid for services in 2024. Abbvie Inc. was the largest of 8 companies reporting payments in 2025, $56,772 in all, mostly speaking and faculty fees.
Overview
| NPI | 1841744315 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP |
| Sole proprietor | Yes |
| NPI issued | Aug 12, 2016 |
| Last updated in NPPES | Jun 3, 2021 |
| Certified by provider | Jun 3, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | F07161205 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 77 |
|---|---|
| Services billed | 213 across 6 procedure codes |
| Paid by Medicare | $19,341 |
Part D prescriptions in 2024
| Prescriptions (claims) | 607 · 1,007 30-day fills |
|---|---|
| Patients | 89 |
| Total drug cost | $428,880 |
| Generic share | 30% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
- 2025$56,772 · 201 payments from 8 companies
- 2024$40,965 · 171 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $32,295 | 77 |
| Lundbeck LLC | $14,759 | 44 |
| Axsome Therapeutics, Inc. | $8,887 | 24 |
| Pfizer Inc. | $497.29 | 41 |
| Teva Pharmaceuticals USA, Inc. | $198.42 | 8 |
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$28,475 · 18 payments
- Honoraria$13,600 · 9 payments
- Consulting Fee$8,732 · 24 payments
- Travel and Lodging$3,130 · 10 payments
- Food and Beverage$2,753 · 139 payments
- Education$81.49 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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