Hannah Karsten, PA-C
NPI 1184264368ActiveIndividual· Physician Assistant, Medical· Los Alamos, NM
Physician Assistant, Medical (PA-C) with National Sinus Institute PLLC, practicing in Los Alamos, New Mexico. 203 Medicare patients in 2024, $29,439 paid; nearly all of their 294 Part D prescriptions were generic (97%). Glaxosmithkline, LLC. was the largest of 3 companies reporting payments in 2025, $211.94 in all, mostly food and beverage. Lists Lovelace Women's Hospital as a hospital affiliation.
Overview
| NPI | 1184264368 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jan 15, 2020 |
| Last updated in NPPES | Oct 28, 2022 |
| Certified by provider | Oct 28, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | PA2021-0049 | NM |
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 - Physician Assistant (NM) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 203 |
|---|---|
| Services billed | 701 across 16 procedure codes |
| Paid by Medicare | $29,439 |
Part D prescriptions in 2024
| Prescriptions (claims) | 294 · 414 30-day fills |
|---|---|
| Patients | 148 |
| Total drug cost | $28,046 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- National Sinus Institute PLLCEagle Pass, TX · 37 clinicians
Hospital affiliation
- Lovelace Women's HospitalAlbuquerque, NM
Industry payments (Open Payments)
- 2025$211.94 · 10 payments from 3 companies
- 2024$717.17 · 16 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $137.53 | 7 |
| Regeneron Healthcare Solutions, Inc. | $54.83 | 2 |
| Astrazeneca Pharmaceuticals LP | $19.58 | 1 |
What the 2025 payments were for
- Food and Beverage$211.94 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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