Abbie Louise Schaa, ARNP
NPI 1386995447ActiveIndividual· Nurse Practitioner· Waterloo, IA
Nurse Practitioner (ARNP) with Allen Memorial Hospital Corporation, practicing in Waterloo, Iowa. Their prescriptions cost Medicare Part D more than their services did: $851,348 for 3,541 claims, against $75,614 paid for services in 2024. Medtronic, Inc. was the largest of 3 companies reporting payments in 2025, $90.08 in all, mostly food and beverage. Lists Allen Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1386995447 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | ARNP |
| Sole proprietor | No |
| NPI issued | Sep 28, 2012 |
| Last updated in NPPES | Apr 2, 2025 |
| Certified by provider | Apr 2, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | A122322 | IA |
| Nurse Practitioner, Family | 363LF0000X | A-122322 | IA |
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 (IA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 525 |
|---|---|
| Services billed | 1,686 across 8 procedure codes |
| Paid by Medicare | $75,614 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,541 · 6,556 30-day fills |
|---|---|
| Patients | 460 |
| Total drug cost | $851,348 |
| Generic share | 71% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Allen Memorial Hospital CorporationWaterloo, IA · 157 clinicians
Hospital affiliations
- Allen HospitalWaterloo, IA
- Buchanan County Health CenterIndependence, IA
- Grundy County Memorial HospitalGrundy Center, IA
- Unitypoint Health - MarshalltownMarshalltown, IA
- Waverly Health CenterWaverly, IA
Industry payments (Open Payments)
- 2025$90.08 · 4 payments from 3 companies
- 2024$166.64 · 6 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $35.60 | 2 |
| Novartis Pharmaceuticals Corporation | $33.20 | 1 |
| Abiomed | $21.28 | 1 |
What the 2025 payments were for
- Food and Beverage$90.08 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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