Mary Isabel Alejo, AGACNP-BC
NPI 1245170406ActiveIndividual· Nurse Practitioner, Critical Care Medicine· Houston, TX
Nurse Practitioner, Critical Care Medicine (AGACNP-BC) in Houston, Texas, licensed in TX, with an NPI issued in March 2026. Enrolled in Medicare as practitioner - nurse practitioner.
Overview
| NPI | 1245170406 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | AGACNP-BC |
| Sole proprietor | No |
| NPI issued | Mar 30, 2026 |
| Last updated in NPPES | Jun 19, 2026 |
| Certified by provider | Jun 19, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Critical Care Medicine Primary | 363LC0200X | 1230494 | TX |
| Nurse Practitioner, Acute Care | 363LA2100X | 1230494 | 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) |
|---|
Education and affiliations
| Graduation year | 2025 |
|---|---|
| Medicare specialty | Nurse Practitioner |
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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