Maria Isabel Stewart, AGACNP-BC
NPI 1306422845ActiveIndividual· Nurse Practitioner, Acute Care· Tyler, TX
Nurse Practitioner, Acute Care (AGACNP-BC) with Christus Trinity Clinic Texas, practicing in Tyler, Texas. Their prescriptions cost Medicare Part D more than their services did: $129,754 for 960 claims, against $15,986 paid for services in 2024. Medtronic, Inc. reported $44.48 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1306422845 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | AGACNP-BC |
| Sole proprietor | Yes |
| NPI issued | Mar 23, 2021 |
| Last updated in NPPES | May 26, 2026 |
| Certified by provider | May 26, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Acute Care Primary | 363LA2100X | 1030298 | TX |
| Nurse Practitioner | 363L00000X | APRN1103 | FL |
| Nurse Practitioner | 363L00000X | 802173 | 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 (FL); Practitioner - Nurse Practitioner (IA); Practitioner - Nurse Practitioner (NY); Practitioner - Nurse Practitioner (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 207 |
|---|---|
| Services billed | 265 across 14 procedure codes |
| Paid by Medicare | $15,986 |
Part D prescriptions in 2024
| Prescriptions (claims) | 960 · 1,807 30-day fills |
|---|---|
| Patients | 240 |
| Total drug cost | $129,754 |
| Generic share | 77% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Christus Trinity Clinic TexasTyler, TX · 1,540 clinicians
Industry payments (Open Payments)
- 2025$44.48 · 3 payments from 1 company
- 2024$350.04 · 18 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $44.48 | 3 |
What the 2025 payments were for
- Food and Beverage$44.48 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 56 acute care nurse practitioners in Tyler · All acute care nurse practitioners in Texas