Christopher Charles Keen, M.D.
NPI 1528324050ActiveIndividual· Internal Medicine, Pulmonary Disease· Florence, SC
Internal Medicine, Pulmonary Disease (M.D.) with Hospital Physician Services - Southeast Professional Corporation, practicing in Florence, South Carolina. Mostly services rather than prescriptions: Medicare paid $100,658 for 262 patients in 2024, with only 16 Part D claims. Merck Sharp & Dohme LLC reported $93.61 in payments in 2025, mostly food and beverage. Lists Conway Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1528324050 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 10, 2012 |
| Last updated in NPPES | Jan 18, 2024 |
| Certified by provider | Jan 18, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | MD52149 | SC |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Internal Medicine (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 262 |
|---|---|
| Services billed | 821 across 17 procedure codes |
| Paid by Medicare | $100,658 |
Part D prescriptions in 2024
| Prescriptions (claims) | 16 · 16 30-day fills |
|---|---|
| Patients | 13 |
| Total drug cost | $87.17 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Hospital Physician Services - Southeast Professional CorporationClyde, NC · 840 clinicians
Hospital affiliations
- Conway Medical CenterConway, SC
- Grand Strand Regional Medical CenterMyrtle Beach, SC
- Musc Medical CenterCharleston, SC
Industry payments (Open Payments)
- 2025$93.61 · 4 payments from 1 company
- 2024$29.60 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $93.61 | 4 |
What the 2025 payments were for
- Food and Beverage$93.61 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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