Allyssa Lorian Castillo, DNP
NPI 1780454561ActiveIndividual· Nurse Practitioner, Acute Care· New Braunfels, TX
Nurse Practitioner, Acute Care (DNP) with Hill Country Transitional Care Medicine, practicing in New Braunfels, Texas. Part D covered 225 prescriptions written in 2024, 89% of them generic. Ipsen Biopharmaceuticals, Inc was the largest of 2 companies reporting payments in 2025, $524.36 in all, mostly food and beverage. Lists Christus Santa Rosa Hospital-San Marcos as a hospital affiliation.
Overview
| NPI | 1780454561 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DNP |
| Sole proprietor | No |
| NPI issued | Jan 3, 2024 |
| Last updated in NPPES | Nov 4, 2026 |
| Certified by provider | Nov 4, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Acute Care Primary | 363LA2100X | 1139450 | 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) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 225 · 379 30-day fills |
|---|---|
| Patients | 78 |
| Total drug cost | $24,564 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Hill Country Transitional Care MedicineNew Braunfels, TX · 2 clinicians
Hospital affiliation
- Christus Santa Rosa Hospital-San MarcosSan Marcos, TX
Industry payments (Open Payments)
- 2025$524.36 · 14 payments from 2 companies
- 2024$645.18 · 10 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ipsen Biopharmaceuticals, Inc | $356.89 | 10 |
| Madrigal Pharmaceuticals | $167.47 | 4 |
What the 2025 payments were for
- Food and Beverage$524.36 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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