Sarah Hallmark
NPI 1720811920ActiveIndividual· Nurse Practitioner· Austin, TX
Nurse Practitioner in Austin, Texas, licensed in TX, with an NPI issued in August 2024. Enrolled in Medicare as practitioner - nurse practitioner. Core Surgical Group reported $24.87 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1720811920 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Aug 22, 2024 |
| Last updated in NPPES | Aug 22, 2024 |
| Certified by provider | Aug 22, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 1167631 | 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) |
|---|
Industry payments (Open Payments)
- 2025$24.87 · 1 payment from 1 company
- 2024$22.25 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Core Surgical Group | $24.87 | 1 |
What the 2025 payments were for
- Food and Beverage$24.87 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 250 nurse practitioners in Austin · All nurse practitioners in Texas