John Marshall Ketner, D.O.
NPI 1801834130ActiveIndividual· Surgery· Waterford, MI
Surgery (D.O.) in Waterford, Michigan, trained at Michigan State University College of Osteopathic Medicine (class of 1978). Mostly services rather than prescriptions: Medicare paid $21,343 for 93 patients in 2024, with only 11 Part D claims.
Overview
| NPI | 1801834130 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | Yes |
| NPI issued | Jun 2, 2006 |
| Last updated in NPPES | Jun 24, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | JK007570 | 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 | 93 |
|---|---|
| Services billed | 130 across 19 procedure codes |
| Paid by Medicare | $21,343 |
Part D prescriptions in 2024
| Prescriptions (claims) | 11 · 16 30-day fills |
|---|---|
| Total drug cost | $84.60 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Michigan State University College of Osteopathic Medicine |
|---|---|
| Graduation year | 1978 |
| Medicare specialty | General Surgery |
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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