Sarah Hartsough Callahan, M.D.
NPI 1831220557ActiveIndividual· Radiology, Diagnostic Radiology· Louisville, KY
Radiology, Diagnostic Radiology (M.D.) in Louisville, Kentucky, trained at University of Louisville School of Medicine (class of 2003). Medicare paid $137,147 for services to 900 patients in 2024. Siemens Medical Solutions USA, Inc. was the largest of 4 companies reporting payments in 2025, $275.24 in all, mostly food and beverage.
Overview
| NPI | 1831220557 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 7, 2007 |
| Last updated in NPPES | Apr 22, 2024 |
| Certified by provider | Apr 22, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | 41856 | KY |
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 - Diagnostic Radiology (KY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 900 |
|---|---|
| Services billed | 4,801 across 32 procedure codes |
| Paid by Medicare | $137,147 |
Education and affiliations
| Medical school | University of Louisville School of Medicine |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Diagnostic Radiology |
Medical group
- New Lexington Clinic PSCLexington, KY · 332 clinicians
Industry payments (Open Payments)
- 2025$275.24 · 5 payments from 4 companies
- 2024$447.60 · 9 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Siemens Medical Solutions USA, Inc. | $147.30 | 1 |
| Bard Peripheral Vascular, Inc. | $86.69 | 2 |
| Novartis Pharmaceuticals Corporation | $23.99 | 1 |
| Hologic Sales and Service, LLC | $17.26 | 1 |
What the 2025 payments were for
- Food and Beverage$275.24 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 177 diagnostic radiologists in Louisville · All diagnostic radiologists in Kentucky