Kenneth A. Hahn, MD
NPI 1992716732ActiveIndividual· Internal Medicine, Cardiovascular Disease· Greenville, MS
Internal Medicine, Cardiovascular Disease (MD) in Greenville, Mississippi, trained at R Franklin University of Med & Sci/Chicago Medical School (class of 1983). Their prescriptions cost Medicare Part D more than their services did: $1,248,329 for 3,909 claims, against $68,436 paid for services in 2024. E.R. Squibb & Sons, L.L.C. was the largest of 5 companies reporting payments in 2025, $264.49 in all, mostly food and beverage.
Overview
| NPI | 1992716732 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Aug 10, 2006 |
| Last updated in NPPES | May 21, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 14817 | MS |
| Internal Medicine, Interventional Cardiology | 207RI0011X | 14817 | MS |
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 - Cardiovascular Disease (Cardiology) (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 341 |
|---|---|
| Services billed | 1,025 across 45 procedure codes |
| Paid by Medicare | $68,436 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,909 · 6,080 30-day fills |
|---|---|
| Patients | 383 |
| Total drug cost | $1,248,329 |
| Generic share | 78% of claims |
Education and affiliations
| Medical school | R Franklin University of Med & Sci/Chicago Medical School |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical group
- Delta Medical GroupGreenville, MS · 48 clinicians
Hospital affiliations
- Bolivar Medical CenterCleveland, MS
- Delta Health System - the Medical CenterGreenville, MS
Industry payments (Open Payments)
- 2025$264.49 · 5 payments from 5 companies
- 2024$54.78 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $120.00 | 1 |
| Alnylam Pharmaceuticals Inc. | $89.97 | 1 |
| Novo Nordisk Inc | $24.57 | 1 |
| Pfizer Inc. | $17.62 | 1 |
| Vivaquant Inc, DBA Rhythm Express | $12.33 | 1 |
What the 2025 payments were for
- Food and Beverage$264.49 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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