Tambra B. Guinn, MSN, APRN, AGPCNP-BC
NPI 1558884809ActiveIndividual· Nurse Practitioner, Primary Care· Irving, TX
Nurse Practitioner, Primary Care (MSN, APRN, AGPCNP-BC) in Irving, Texas, licensed in TX, with an NPI issued in July 2017. 58 Medicare patients in 2024, $58,077 paid; nearly all of their 2,053 Part D prescriptions were generic (90%).
Overview
| NPI | 1558884809 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MSN, APRN, AGPCNP-BC |
| Sole proprietor | No |
| NPI issued | Jul 19, 2017 |
| Last updated in NPPES | Dec 12, 2025 |
| Certified by provider | Dec 12, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Primary Care Primary | 363LP2300X | AP134478 | TX |
| Nurse Practitioner, Gerontology | 363LG0600X | AP134478 | TX |
| Nurse Practitioner, Adult Health | 363LA2200X | AP134478 | TX |
| Nurse Practitioner | 363L00000X | AP134478 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 58 |
|---|---|
| Services billed | 957 across 32 procedure codes |
| Paid by Medicare | $58,077 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,053 · 2,516 30-day fills |
|---|---|
| Patients | 75 |
| Total drug cost | $86,798 |
| Generic share | 90% 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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