Kathryn E. Callahan, M.D.
NPI 1346396694ActiveIndividual· Internal Medicine, Geriatric Medicine· Winston Salem, NC
Internal Medicine, Geriatric Medicine (M.D.) in Winston Salem, North Carolina, trained at Icahn School of Medicine at Mount Sinai (class of 2005). Their prescriptions cost Medicare Part D more than their services did: $52,093 for 478 claims, against $4,665 paid for services in 2024. Abbott Laboratories was the largest of 2 companies reporting payments in 2024, $196.59 in all, mostly food and beverage.
Overview
| NPI | 1346396694 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 26, 2007 |
| Last updated in NPPES | Oct 8, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Geriatric Medicine Primary | 207RG0300X | 2010-00931 | NC |
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 - Geriatric Medicine (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 19 |
|---|---|
| Services billed | 66 across 7 procedure codes |
| Paid by Medicare | $4,665 |
Part D prescriptions in 2024
| Prescriptions (claims) | 478 · 1,185 30-day fills |
|---|---|
| Patients | 46 |
| Total drug cost | $52,093 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | Icahn School of Medicine at Mount Sinai |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Geriatric Medicine |
Medical group
- Wake Forest University Health SciencesHigh Point, NC · 2,645 clinicians
Hospital affiliation
- North Carolina Baptist HospitalWinston-Salem, NC
Industry payments (Open Payments)
- 2024$196.59 · 3 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $180.42 | 2 |
| Baxter Healthcare | $16.17 | 1 |
What the 2024 payments were for
- Food and Beverage$180.42 · 2 payments
- Long term medical supply or device loan$16.17 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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