David W.R. Dierks, D.O.
NPI 1457519191ActiveIndividual· Emergency Medicine· Davenport, IA
Emergency Medicine (D.O.) in Davenport, Iowa, licensed in IA, with an NPI issued in May 2008. 229 Medicare patients in 2024, $29,388 paid; nearly all of their 226 Part D prescriptions were generic (98%).
Overview
| NPI | 1457519191 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | May 29, 2008 |
| Last updated in NPPES | Apr 12, 2021 |
| Certified by provider | Apr 12, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 4042 | IA |
| Emergency Medicine | 207P00000X | R-8344 | 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 - Emergency Medicine (IA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 229 |
|---|---|
| Services billed | 261 across 19 procedure codes |
| Paid by Medicare | $29,388 |
Part D prescriptions in 2024
| Prescriptions (claims) | 226 · 228 30-day fills |
|---|---|
| Patients | 160 |
| Total drug cost | $2,360 |
| Generic share | 98% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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