McKenzie K. Arnold, DNP
NPI 1649007451ActiveIndividual· Nurse Practitioner, Family· Iowa City, IA
Nurse Practitioner, Family (DNP) with State University of Iowa, practicing in Iowa City, Iowa. Mostly services rather than prescriptions: Medicare paid $2,111 for 19 patients in 2024, with only 37 Part D claims. Otsuka America Pharmaceutical, Inc. was the largest of 5 companies reporting payments in 2025, $177.63 in all, mostly food and beverage. Lists Northwestern Medicine Central Dupage Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1649007451 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DNP |
| Sole proprietor | No |
| NPI issued | Sep 16, 2024 |
| Last updated in NPPES | Apr 2, 2026 |
| Certified by provider | Apr 2, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | A181499 | IA |
| Registered Nurse | 163W00000X | 162997 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 19 |
|---|---|
| Services billed | 54 across 15 procedure codes |
| Paid by Medicare | $2,111 |
Part D prescriptions in 2024
| Prescriptions (claims) | 37 · 42 30-day fills |
|---|---|
| Patients | 21 |
| Total drug cost | $411.50 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2024 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- State University of IowaCoralville, IA · 1,897 clinicians
Hospital affiliations
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- University of Iowa Health Care Medical Center DownIowa City, IA
- University of Iowa Hospital & ClinicsIowa City, IA
Industry payments (Open Payments)
- 2025$177.63 · 11 payments from 5 companies
- 2024$103.28 · 5 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Otsuka America Pharmaceutical, Inc. | $92.11 | 5 |
| Phathom Pharmaceuticals, Inc. | $33.36 | 3 |
| Exact Sciences Corporation | $19.28 | 1 |
| Abbott Laboratories | $16.94 | 1 |
| Amgen Inc. | $15.94 | 1 |
What the 2025 payments were for
- Food and Beverage$177.63 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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