Marie Elizabeth Neilsen, MD
NPI 1194986299ActiveIndividual· Family Medicine· Charleston, SC
Family Medicine (MD) in Charleston, South Carolina, trained at University of South Carolina School of Medicine (class of 2008). Their prescriptions cost Medicare Part D more than their services did: $469,387 for 5,730 claims, against $86,594 paid for services in 2024. Pfizer Inc. was the largest of 20 companies reporting payments in 2025, $1,010 in all, mostly food and beverage.
Overview
| NPI | 1194986299 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 20, 2008 |
| Last updated in NPPES | Aug 25, 2025 |
| Certified by provider | Aug 25, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 31008 | 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 - Family Practice (SC); Practitioner - Family Practice (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 300 |
|---|---|
| Services billed | 1,370 across 49 procedure codes |
| Paid by Medicare | $86,594 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,730 · 13,139 30-day fills |
|---|---|
| Patients | 397 |
| Total drug cost | $469,387 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of South Carolina School of Medicine |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Roper Saint Francis Physicians NetworkN Charleston, SC · 528 clinicians
Hospital affiliations
- Bon Secours-St Francis Xavier HospitalCharleston, SC
- Mount Pleasant HospitalMount Pleasant, SC
- Roper HospitalCharleston, SC
- Roper St Francis Hospital-Berkeley IncSummerville, SC
Other facilities
- Roper-St. Francis Home HealthHome health agency · Charleston, SC
Industry payments (Open Payments)
- 2025$1,010 · 50 payments from 20 companies
- 2024$1,240 · 62 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $256.32 | 13 |
| Lilly USA, LLC | $84.86 | 4 |
| Sumitomo Pharma America, Inc. | $82.11 | 3 |
| Abbvie Inc. | $69.63 | 4 |
| Novo Nordisk Inc | $62.56 | 3 |
What the 2025 payments were for
- Food and Beverage$1,010 · 50 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 260 family medicine physicians in Charleston · All family medicine physicians in South Carolina