Karen S. Staack, M.D.
NPI 1831161587ActiveIndividual· Family Medicine· Gretna, NE
Family Medicine (M.D.) in Gretna, Nebraska, trained at Creighton University School of Medicine (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $415,962 for 6,200 claims, against $99,184 paid for services in 2024. Abbvie Inc. was the largest of 12 companies reporting payments in 2025, $429.59 in all, mostly food and beverage.
Overview
| NPI | 1831161587 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Feb 6, 2006 |
| Last updated in NPPES | Mar 7, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 21481 | NE |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Family Practice (NE) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 270 |
|---|---|
| Services billed | 2,571 across 70 procedure codes |
| Paid by Medicare | $99,184 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,200 · 14,022 30-day fills |
|---|---|
| Patients | 423 |
| Total drug cost | $415,962 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Creighton University School of Medicine |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Family Practice |
Medical group
- Alegent Creighton ClinicOmaha, NE · 963 clinicians
Hospital affiliations
- Chi Health Bergan MercyOmaha, NE
- Chi Health ImmanuelOmaha, NE
- Chi Health LakesideOmaha, NE
- Chi Health MidlandsPapillion, NE
Industry payments (Open Payments)
- 2025$429.59 · 23 payments from 12 companies
- 2024$430.81 · 19 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $75.67 | 4 |
| Inspire Medical Systems, Inc. | $65.04 | 3 |
| Novo Nordisk Inc | $50.64 | 3 |
| Astrazeneca Pharmaceuticals LP | $49.47 | 3 |
| Phathom Pharmaceuticals, Inc. | $34.93 | 3 |
What the 2025 payments were for
- Food and Beverage$429.59 · 23 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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