Nathan Joseph-Rudolph Winkler, MD
NPI 1780179903ActiveIndividual· Surgery· Holland, MI
Surgery (MD) with Spectrum Health Primary Care Partners, practicing in Holland, Michigan. 45 Medicare patients in 2024, $10,967 paid; nearly all of their 77 Part D prescriptions were generic (92%). Intuitive Surgical, Inc. was the largest of 4 companies reporting payments in 2025, $1,076 in all, mostly food and beverage. Lists Corewell Health Zeeland Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1780179903 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 29, 2018 |
| Last updated in NPPES | Jul 31, 2023 |
| Certified by provider | Jul 31, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 4301116061 | MI |
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 - General Surgery (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 45 |
|---|---|
| Services billed | 80 across 28 procedure codes |
| Paid by Medicare | $10,967 |
Part D prescriptions in 2024
| Prescriptions (claims) | 77 · 77 30-day fills |
|---|---|
| Patients | 56 |
| Total drug cost | $619.74 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | General Surgery |
Medical group
- Spectrum Health Primary Care PartnersGrand Rapids, MI · 2,294 clinicians
Hospital affiliations
- Corewell Health Zeeland HospitalZeeland, MI
- Spectrum HealthGrand Rapids, MI
Industry payments (Open Payments)
- 2025$1,076 · 7 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $904.55 | 4 |
| Astrazeneca Pharmaceuticals LP | $124.99 | 1 |
| Ethicon US, LLC | $28.73 | 1 |
| Hologic Sales and Service, LLC | $17.79 | 1 |
What the 2025 payments were for
- Food and Beverage$582.95 · 5 payments
- Travel and Lodging$493.11 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 18 general surgeons in Holland · All general surgeons in Michigan