William Leonard Metz, CNP
NPI 1205366077ActiveIndividual· Internal Medicine, Nephrology· Columbus, OH
Internal Medicine, Nephrology (CNP) with Riverside Nephrology Associates Inc, practicing in Columbus, Ohio. 269 Medicare patients in 2024, $43,067 paid; nearly all of their 537 Part D prescriptions were generic (92%). Medtronic, Inc. was the largest of 9 companies reporting payments in 2025, $513.31 in all, mostly food and beverage. Lists Grant Medical Center as a hospital affiliation.
Overview
| NPI | 1205366077 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CNP |
| Sole proprietor | No |
| NPI issued | Jun 14, 2017 |
| Last updated in NPPES | Jun 14, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 021005 | OH |
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 (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 269 |
|---|---|
| Services billed | 815 across 14 procedure codes |
| Paid by Medicare | $43,067 |
Part D prescriptions in 2024
| Prescriptions (claims) | 537 · 957 30-day fills |
|---|---|
| Patients | 141 |
| Total drug cost | $40,540 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Riverside Nephrology Associates IncDelaware, OH · 22 clinicians
Hospital affiliation
- Grant Medical CenterColumbus, OH
Other facilities
- Select Specialty Hospital-Columbus, IncLong-term care hospital · Columbus, OH
Industry payments (Open Payments)
- 2025$513.31 · 20 payments from 9 companies
- 2024$623.76 · 15 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $168.30 | 2 |
| Ardelyx, Inc. | $120.77 | 1 |
| Novartis Pharmaceuticals Corporation | $56.82 | 2 |
| Bayer Healthcare Pharmaceuticals Inc. | $55.72 | 2 |
| Novo Nordisk Inc | $36.79 | 2 |
What the 2025 payments were for
- Food and Beverage$496.59 · 11 payments
- Education$12.01 · 8 payments
- Travel and Lodging$4.71 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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