Sofia Serrata, NP
NPI 1427755206ActiveIndividual· Nurse Practitioner, Family· Brownsville, TX
Nurse Practitioner, Family (NP) with Luis H Robles MD PA, practicing in Brownsville, Texas. Their prescriptions cost Medicare Part D more than their services did: $746,882 for 6,051 claims, against $18,298 paid for services in 2024. Lilly USA, LLC reported $123.25 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1427755206 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Feb 13, 2023 |
| Last updated in NPPES | Feb 13, 2023 |
| Certified by provider | Feb 11, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 1100172 | TX |
| Registered Nurse, Critical Care Medicine | 163WC0200X | 799547 | 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 | 114 |
|---|---|
| Services billed | 483 across 35 procedure codes |
| Paid by Medicare | $18,298 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,051 · 13,595 30-day fills |
|---|---|
| Patients | 899 |
| Total drug cost | $746,882 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Luis H Robles MD PABrownsville, TX · 7 clinicians
Industry payments (Open Payments)
- 2025$123.25 · 1 payment from 1 company
- 2024$353.19 · 12 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $123.25 | 1 |
What the 2025 payments were for
- Food and Beverage$123.25 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 120 family nurse practitioners in Brownsville · All family nurse practitioners in Texas