Nellie May Wirsing, MD
NPI 1932129483ActiveIndividual· Family Medicine· Klamath Falls, OR
Family Medicine (MD) in Klamath Falls, Oregon, trained at University of Wisconsin School of Medicine (class of 2003). Their prescriptions cost Medicare Part D more than their services did: $105,490 for 901 claims, against $31,692 paid for services in 2024. Organon LLC reported $2,750 in payments in 2024, mostly compensation for serving as faculty or as a speaker for a me.
Overview
| NPI | 1932129483 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 20, 2006 |
| Last updated in NPPES | Feb 11, 2020 |
| Certified by provider | Feb 11, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | MD25316 | OR |
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 - Family Practice (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 284 |
|---|---|
| Services billed | 539 across 43 procedure codes |
| Paid by Medicare | $31,692 |
Part D prescriptions in 2024
| Prescriptions (claims) | 901 · 2,142 30-day fills |
|---|---|
| Patients | 133 |
| Total drug cost | $105,490 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of Wisconsin School of Medicine |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Family Practice |
Medical group
- Sky Lakes Medical Center IncKlamath Falls, OR · 215 clinicians
Hospital affiliation
- Sky Lakes Medical CenterKlamath Falls, OR
Industry payments (Open Payments)
- 2024$2,750 · 2 payments from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Organon LLC | $2,750 | 2 |
What the 2024 payments were for
- Compensation for serving as faculty or as a speaker for a medical education program$2,750 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 79 family medicine physicians in Klamath Falls · All family medicine physicians in Oregon