Carolyn Anna Steenhoek, PA-C
NPI 1871120147ActiveIndividual· Physician Assistant· Waterloo, IA
Physician Assistant (PA-C) with Allen Memorial Hospital Corporation, practicing in Waterloo, Iowa. Their prescriptions cost Medicare Part D more than their services did: $23,571 for 92 claims, against $7,607 paid for services in 2024. E.R. Squibb & Sons, L.L.C. reported $45.12 in payments in 2025, mostly food and beverage. Lists Allen Hospital as a hospital affiliation.
Overview
| NPI | 1871120147 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Mar 25, 2020 |
| Last updated in NPPES | Sep 22, 2021 |
| Certified by provider | Sep 22, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 101852 | IA |
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 - Physician Assistant (IA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 38 |
|---|---|
| Services billed | 159 across 7 procedure codes |
| Paid by Medicare | $7,607 |
Part D prescriptions in 2024
| Prescriptions (claims) | 92 · 95 30-day fills |
|---|---|
| Patients | 34 |
| Total drug cost | $23,571 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Allen Memorial Hospital CorporationWaterloo, IA · 157 clinicians
Hospital affiliation
- Allen HospitalWaterloo, IA
Industry payments (Open Payments)
- 2025$45.12 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $45.12 | 1 |
What the 2025 payments were for
- Food and Beverage$45.12 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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