Amy Diane Warrington, FNP
NPI 1245230473ActiveIndividual· Nurse Practitioner, Family· Grapevine, TX
Nurse Practitioner, Family (FNP) with Three Oaks Palliative Care PLLC, practicing in Grapevine, Texas. 58 Medicare patients in 2024, $17,788 paid; nearly all of their 137 Part D prescriptions were generic (96%).
Overview
| NPI | 1245230473 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP |
| Sole proprietor | No |
| NPI issued | Jul 29, 2005 |
| Last updated in NPPES | Feb 4, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | AP113271 | TX |
| Registered Nurse | 163W00000X | 666203 | 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 | 58 |
|---|---|
| Services billed | 181 across 6 procedure codes |
| Paid by Medicare | $17,788 |
Part D prescriptions in 2024
| Prescriptions (claims) | 137 · 140 30-day fills |
|---|---|
| Patients | 40 |
| Total drug cost | $2,943 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Three Oaks Palliative Care PLLCDallas, TX · 10 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 44 family nurse practitioners in Grapevine · All family nurse practitioners in Texas