John Marshall Winckler, D.C., D.A.C.O.
NPI 1740585074ActiveIndividual· Chiropractor, Orthopedic· Corvallis, OR
Chiropractor, Orthopedic (D.C., D.A.C.O.) in Corvallis, Oregon, trained at Palmer College Chiropractic - Davenport (class of 1983). Medicare paid $3,068 for services to 11 patients in 2024.
Overview
| NPI | 1740585074 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.C., D.A.C.O. |
| Sole proprietor | Yes |
| NPI issued | Jan 18, 2011 |
| Last updated in NPPES | Jun 21, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Chiropractor, Orthopedic Primary | 111NX0800X | 4065 | OR |
| Chiropractor, Orthopedic | 111NX0800X | 2002 | MN |
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 - Chiropractic (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 11 |
|---|---|
| Services billed | 112 across 3 procedure codes |
| Paid by Medicare | $3,068 |
Education and affiliations
| Medical school | Palmer College Chiropractic - Davenport |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Chiropractic |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Chiropractor, Orthopedic providers in Corvallis
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