Sergio Andres Grajeda
NPI 1689341794ActiveIndividual· Internal Medicine· Florence, SC
Internal Medicine with Musc Community Physicians, practicing in Florence, South Carolina. Their prescriptions cost Medicare Part D more than their services did: $110,306 for 589 claims, against $23,684 paid for services in 2024. Lists Carolina Pines Regional Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1689341794 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Aug 26, 2021 |
| Last updated in NPPES | Aug 1, 2024 |
| Certified by provider | Aug 1, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 92987 | SC |
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 | 161 |
|---|---|
| Services billed | 375 across 8 procedure codes |
| Paid by Medicare | $23,684 |
Part D prescriptions in 2024
| Prescriptions (claims) | 589 · 831 30-day fills |
|---|---|
| Patients | 141 |
| Total drug cost | $110,306 |
| Generic share | 76% of claims |
Education and affiliations
| Graduation year | 2024 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Musc Community PhysiciansCentennial, CO · 1,544 clinicians
Hospital affiliations
- Carolina Pines Regional Medical CenterHartsville, SC
- McLeod Health ClarendonManning, SC
- McLeod Regional Medical Center-Pee DeeFlorence, SC
- Musc Health Florence Medical CenterFlorence, SC
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 89 internal medicine physicians in Florence · All internal medicine physicians in South Carolina