Therese Lynette Merrill, FNP-C
NPI 1255898466ActiveIndividual· Nurse Practitioner· McKinney, TX
Nurse Practitioner (FNP-C) in McKinney, Texas, licensed in TX, with an NPI issued in February 2019. 285 Medicare patients in 2024, $159,586 paid; nearly all of their 448 Part D prescriptions were generic (93%).
Overview
| NPI | 1255898466 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C |
| Sole proprietor | No |
| NPI issued | Feb 24, 2019 |
| Last updated in NPPES | Nov 1, 2023 |
| Certified by provider | Mar 30, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | AP140768 | TX |
| Family Medicine | 207Q00000X | AP140768 | 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 | 285 |
|---|---|
| Services billed | 2,151 across 8 procedure codes |
| Paid by Medicare | $159,586 |
Part D prescriptions in 2024
| Prescriptions (claims) | 448 · 448 30-day fills |
|---|---|
| Patients | 56 |
| Total drug cost | $20,295 |
| Generic share | 93% of claims |
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 34 nurse practitioners in McKinney · All nurse practitioners in Texas