Robert Ryan Callahan, D.C.
NPI 1841512860ActiveIndividual· Chiropractor· Jacksonville, FL
Chiropractor (D.C.) in Jacksonville, Florida, trained at Palmer College Chiropractic - Davenport (class of 2009). Medicare paid $8,354 for services to 20 patients in 2024.
Overview
| NPI | 1841512860 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.C. |
| Sole proprietor | Yes |
| NPI issued | Feb 17, 2010 |
| Last updated in NPPES | Feb 17, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Chiropractor Primary | 111N00000X | CH9909 | FL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Chiropractic (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 20 |
|---|---|
| Services billed | 331 across 2 procedure codes |
| Paid by Medicare | $8,354 |
Education and affiliations
| Medical school | Palmer College Chiropractic - Davenport |
|---|---|
| Graduation year | 2009 |
| 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
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