Andrew H. Rikkers, DO
NPI 1558455386ActiveIndividual· Surgery· Waterloo, IA
Surgery (DO) with Delaware County Memorial Hospital and 2 other groups, practicing in Waterloo, Iowa. In 2024 Medicare paid $99,403 for 229 patients, and Part D covered 426 of their prescriptions, 81% of them generic. Davol Inc. was the largest of 7 companies reporting payments in 2025, $1,156 in all, mostly travel and lodging. Lists Allen Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1558455386 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Oct 3, 2006 |
| Last updated in NPPES | Mar 9, 2022 |
| Certified by provider | Mar 9, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | DO-05746 | IA |
| Surgery | 208600000X | 48190 | WI |
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 - General Surgery (IA); Practitioner - General Surgery (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 229 |
|---|---|
| Services billed | 567 across 110 procedure codes |
| Paid by Medicare | $99,403 |
Part D prescriptions in 2024
| Prescriptions (claims) | 426 · 474 30-day fills |
|---|---|
| Patients | 209 |
| Total drug cost | $16,404 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | General Surgery |
Medical groups
- Delaware County Memorial HospitalManchester, IA · 77 clinicians
- Peoples Memorial HospitalIndependence, IA · 48 clinicians
- Indianhead Medical Center Shell Lake, Inc.Shell Lake, WI · 10 clinicians
Hospital affiliations
- Allen HospitalWaterloo, IA
- Buchanan County Health CenterIndependence, IA
- Indianhead Medical CtrShell Lake, WI
- Regional Medical CenterManchester, IA
Industry payments (Open Payments)
- 2025$1,156 · 12 payments from 7 companies
- 2024$2,231 · 32 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Davol Inc. | $793.14 | 1 |
| Smith+nephew, Inc. | $117.57 | 3 |
| Phathom Pharmaceuticals, Inc. | $82.67 | 2 |
| Astrazeneca Pharmaceuticals LP | $68.49 | 1 |
| Vertex Pharmaceuticals Incorporated | $54.65 | 3 |
What the 2025 payments were for
- Travel and Lodging$793.14 · 1 payment
- Food and Beverage$293.98 · 10 payments
- Education$68.49 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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