Karen S. Brown, NP
NPI 1659354611ActiveIndividual· Nurse Practitioner· Buffalo, NY
Nurse Practitioner (NP) in Buffalo, New York, trained at State University of New York at Buffalo School of Medicine (class of 1998). Part D covered 6,456 prescriptions written in 2024, 71% of them generic. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.
Overview
| NPI | 1659354611 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Nov 23, 2005 |
| Last updated in NPPES | Dec 26, 2024 |
| Certified by provider | Dec 26, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | F332043 | NY |
Exclusion screening
Possible match: verify before acting. The OIG list has a record with the same name in New York, but that record carries no NPI, so it may be a different person or business.
| Matched by | Name on OIG list | Exclusion type | Excluded since | Location |
|---|---|---|---|---|
| Name + state | Karen R. Brown · Nurse/Nurses Aide | 1128b4 | Nov 20, 2000 | Middle Island, NY |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | Possible (name) | See above |
| 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 (NY) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 6,456 · 7,255 30-day fills |
|---|---|
| Patients | 350 |
| Total drug cost | $4,627,595 |
| Generic share | 71% of claims |
Education and affiliations
| Medical school | State University of New York at Buffalo School of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Nurse Practitioner |
Medical group
- Roswell Park Cancer InstituteBuffalo, NY · 488 clinicians
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 224 nurse practitioners in Buffalo · All nurse practitioners in New York