Belinda Diaz, FNP-C
NPI 1861973968ActiveIndividual· Nurse Practitioner, Family· Amarillo, TX
Nurse Practitioner, Family (FNP-C) with Mark Malone MD PA, practicing in Amarillo, Texas. 107 Medicare patients in 2024, $8,587 paid; nearly all of their 433 Part D prescriptions were generic (98%). Abbott Laboratories was the largest of 2 companies reporting payments in 2025, $568.03 in all, mostly food and beverage. Lists Bsa Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1861973968 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C |
| Sole proprietor | No |
| NPI issued | Aug 27, 2018 |
| Last updated in NPPES | Jan 11, 2021 |
| Certified by provider | Jan 11, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | AP138549 | 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 | 107 |
|---|---|
| Services billed | 163 across 10 procedure codes |
| Paid by Medicare | $8,587 |
Part D prescriptions in 2024
| Prescriptions (claims) | 433 · 458 30-day fills |
|---|---|
| Patients | 187 |
| Total drug cost | $4,137 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Mark Malone MD PARound Rock, TX · 103 clinicians
Hospital affiliations
- Bsa HospitalAmarillo, TX
- Childress Regional Medical CenterChildress, TX
- Pampa Regional Medical CenterPampa, TX
Industry payments (Open Payments)
- 2025$568.03 · 9 payments from 2 companies
- 2024$315.95 · 10 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $550.22 | 8 |
| Endotronix, Inc. | $17.81 | 1 |
What the 2025 payments were for
- Food and Beverage$568.03 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 300 family nurse practitioners in Amarillo · All family nurse practitioners in Texas