Marisa Brianna Narvaez, ACNP-BC
NPI 1679175574ActiveIndividual· Nurse Practitioner, Acute Care· San Antonio, TX
Nurse Practitioner, Acute Care (ACNP-BC) with M Reza Mizani MD PA, practicing in San Antonio, Texas. In 2024 Medicare paid $27,905 for 162 patients, and Part D covered 124 of their prescriptions, 73% of them generic. Astrazeneca Pharmaceuticals LP was the largest of 17 companies reporting payments in 2025, $1,925 in all, mostly food and beverage. Lists Baptist Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1679175574 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | ACNP-BC |
| Sole proprietor | No |
| NPI issued | Nov 15, 2020 |
| Last updated in NPPES | Jun 24, 2022 |
| Certified by provider | Jun 24, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Acute Care Primary | 363LA2100X | 1013529 | TX |
| Nurse Practitioner | 363L00000X | 1013529 | TX |
| Nurse Practitioner, Gerontology | 363LG0600X | 1013529 | 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 | 162 |
|---|---|
| Services billed | 489 across 9 procedure codes |
| Paid by Medicare | $27,905 |
Part D prescriptions in 2024
| Prescriptions (claims) | 124 · 252 30-day fills |
|---|---|
| Patients | 51 |
| Total drug cost | $19,096 |
| Generic share | 73% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- M Reza Mizani MD PASan Antonio, TX · 28 clinicians
Hospital affiliations
- Baptist Medical CenterSan Antonio, TX
- Methodist HospitalSan Antonio, TX
Industry payments (Open Payments)
- 2025$1,925 · 80 payments from 17 companies
- 2024$2,132 · 102 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $353.13 | 20 |
| Opko Pharmaceuticals, LLC | $275.04 | 16 |
| Novartis Pharmaceuticals Corporation | $193.33 | 5 |
| Ardelyx, Inc. | $185.89 | 10 |
| Travere Therapeutics, Inc. | $180.34 | 5 |
What the 2025 payments were for
- Food and Beverage$1,834 · 79 payments
- Education$90.90 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 251 acute care nurse practitioners in San Antonio · All acute care nurse practitioners in Texas