Melissa Clark, ARNP
NPI 1902084858ActiveIndividual· Nurse Practitioner· Waterloo, IA
Nurse Practitioner (ARNP) with Covenant Medical Center Inc, practicing in Waterloo, Iowa. Their prescriptions cost Medicare Part D more than their services did: $5,728 for 107 claims, against $3,527 paid for services in 2024. Biogen, Inc. reported $48.00 in payments in 2025, mostly food and beverage. Lists Mercyone Waterloo Medical Center as a hospital affiliation.
Overview
| NPI | 1902084858 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | ARNP |
| Sole proprietor | No |
| NPI issued | Feb 2, 2008 |
| Last updated in NPPES | May 30, 2023 |
| Certified by provider | May 30, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | A174388 | 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 | 47 |
|---|---|
| Services billed | 86 across 16 procedure codes |
| Paid by Medicare | $3,527 |
Part D prescriptions in 2024
| Prescriptions (claims) | 107 · 175 30-day fills |
|---|---|
| Patients | 38 |
| Total drug cost | $5,728 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Covenant Medical Center IncWaterloo, IA · 235 clinicians
Hospital affiliation
- Mercyone Waterloo Medical CenterWaterloo, IA
Industry payments (Open Payments)
- 2025$48.00 · 1 payment from 1 company
- 2024$98.90 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biogen, Inc. | $48.00 | 1 |
What the 2025 payments were for
- Food and Beverage$48.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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