Katherine Marie Larsen, NP-C
NPI 1760970073ActiveIndividual· Nurse Practitioner· Lisle, IL
Nurse Practitioner (NP-C) with Northwestern Medical Faculty Foundation, practicing in Lisle, Illinois. 255 Medicare patients in 2024, $17,691 paid; nearly all of their 257 Part D prescriptions were generic (90%). Lists Northwestern Medicine Central Dupage Hospital as a hospital affiliation.
Overview
| NPI | 1760970073 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP-C |
| Sole proprietor | No |
| NPI issued | Apr 23, 2018 |
| Last updated in NPPES | Oct 23, 2026 |
| Certified by provider | Oct 23, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 209017504 | IL |
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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 255 |
|---|---|
| Services billed | 368 across 29 procedure codes |
| Paid by Medicare | $17,691 |
Part D prescriptions in 2024
| Prescriptions (claims) | 257 · 260 30-day fills |
|---|---|
| Patients | 208 |
| Total drug cost | $1,825 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Northwestern Medical Faculty FoundationChicago, IL · 4,503 clinicians
Hospital affiliation
- Northwestern Medicine Central Dupage HospitalWinfield, IL
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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All 23 nurse practitioners in Lisle · All nurse practitioners in Illinois