Ashley Henry Guardado
NPI 1023478070ActiveIndividual· Nurse Practitioner· Houston, TX
Nurse Practitioner with Physicians Referral Service, practicing in Houston, Texas. Their prescriptions cost Medicare Part D more than their services did: $1,013,117 for 398 claims, against $11,775 paid for services in 2024. Exelixis Inc. was the largest of 2 companies reporting payments in 2025, $446.62 in all, mostly food and beverage.
Overview
| NPI | 1023478070 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Mar 3, 2016 |
| Last updated in NPPES | Mar 3, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 772969 | 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) | Enrolled Practitioner - Nurse Practitioner (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 145 |
|---|---|
| Services billed | 266 across 7 procedure codes |
| Paid by Medicare | $11,775 |
Part D prescriptions in 2024
| Prescriptions (claims) | 398 · 642 30-day fills |
|---|---|
| Patients | 102 |
| Total drug cost | $1,013,117 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Physicians Referral ServiceHouston, TX · 2,765 clinicians
Industry payments (Open Payments)
- 2025$446.62 · 37 payments from 2 companies
- 2024$82.47 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exelixis Inc. | $391.02 | 34 |
| Bayer Healthcare Pharmaceuticals Inc. | $55.60 | 3 |
What the 2025 payments were for
- Food and Beverage$446.62 · 37 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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