Mary Elizabeth Andres, FNP
NPI 1902106966ActiveIndividual· Nurse Practitioner, Family· San Marcos, TX
Nurse Practitioner, Family (FNP) in San Marcos, Texas, licensed in TX, with an NPI issued in October 2010. 133 Medicare patients in 2024, $9,991 paid; nearly all of their 606 Part D prescriptions were generic (93%).
Overview
| NPI | 1902106966 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP |
| Sole proprietor | Yes |
| NPI issued | Oct 25, 2010 |
| Last updated in NPPES | Oct 20, 2022 |
| Certified by provider | Oct 20, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 533113 | 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 | 133 |
|---|---|
| Services billed | 157 across 12 procedure codes |
| Paid by Medicare | $9,991 |
Part D prescriptions in 2024
| Prescriptions (claims) | 606 · 689 30-day fills |
|---|---|
| Patients | 330 |
| Total drug cost | $8,250 |
| Generic share | 93% of claims |
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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