John Thomas Callahan, D.P.M.
NPI 1861496804ActiveIndividual· Podiatrist· Salem, OR
Podiatrist (D.P.M.) in Salem, Oregon, trained at California School of Podiatric Medicine (class of 1997). 262 Medicare patients in 2024, $43,880 paid; nearly all of their 627 Part D prescriptions were generic (91%). Paragon 28, Inc. reported $149.98 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1861496804 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.P.M. |
| Sole proprietor | Yes |
| NPI issued | Jun 8, 2005 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Podiatrist Primary | 213E00000X | DP00297 | OR |
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 - Podiatry (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 262 |
|---|---|
| Services billed | 944 across 44 procedure codes |
| Paid by Medicare | $43,880 |
Part D prescriptions in 2024
| Prescriptions (claims) | 627 · 824 30-day fills |
|---|---|
| Patients | 230 |
| Total drug cost | $23,893 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | California School of Podiatric Medicine |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Podiatry |
Hospital affiliations
- Salem Health West ValleyDallas, OR
- Salem HospitalSalem, OR
Industry payments (Open Payments)
- 2025$149.98 · 1 payment from 1 company
- 2024$13.69 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Paragon 28, Inc. | $149.98 | 1 |
What the 2025 payments were for
- Food and Beverage$149.98 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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