Karey L. Breen, M.D.
NPI 1154582047ActiveIndividual· Family Medicine· North Charleston, SC
Family Medicine (M.D.) in North Charleston, South Carolina, trained at University of North Dakota School of Medicine (class of 2004). Their prescriptions cost Medicare Part D more than their services did: $61,505 for 1,056 claims, against $29,363 paid for services in 2024. Pfizer Inc. was the largest of 5 companies reporting payments in 2025, $91.61 in all, mostly food and beverage.
Overview
| NPI | 1154582047 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 23, 2008 |
| Last updated in NPPES | May 3, 2022 |
| Certified by provider | May 3, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 37543 | SC |
| Family Medicine | 207Q00000X | ME110236 | FL |
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 - Family Practice (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 177 |
|---|---|
| Services billed | 1,052 across 41 procedure codes |
| Paid by Medicare | $29,363 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,056 · 2,045 30-day fills |
|---|---|
| Patients | 286 |
| Total drug cost | $61,505 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of North Dakota School of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Family Practice |
Medical group
- Premier Medical of SC LLCCharleston, SC · 6 clinicians
Hospital affiliation
- Musc Medical CenterCharleston, SC
Industry payments (Open Payments)
- 2025$91.61 · 5 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $22.63 | 1 |
| Corcept Therapeutics | $19.08 | 1 |
| Abbvie Inc. | $18.55 | 1 |
| Amgen Inc. | $17.34 | 1 |
| Astrazeneca Pharmaceuticals LP | $14.01 | 1 |
What the 2025 payments were for
- Food and Beverage$91.61 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 67 family medicine physicians in North Charleston · All family medicine physicians in South Carolina