Sandra Nash Hannegan, MD
NPI 1710076294ActiveIndividual· Specialist· Charleston, SC
Specialist (MD) in Charleston, South Carolina, trained at Medical University of South Carolina College of Medicine (class of 1995). 1,527 Medicare patients in 2024, $838,083 paid; nearly all of their 1,805 Part D prescriptions were generic (91%). Abbvie Inc. was the largest of 14 companies reporting payments in 2025, $707.10 in all, mostly food and beverage.
Overview
| NPI | 1710076294 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Oct 12, 2006 |
| Last updated in NPPES | Nov 28, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | 22104 | 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 - Dermatology (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,527 |
|---|---|
| Services billed | 15,407 across 49 procedure codes |
| Paid by Medicare | $838,083 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,805 · 2,158 30-day fills |
|---|---|
| Patients | 631 |
| Total drug cost | $1,089,569 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | Medical University of South Carolina College of Medicine |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Dermatology |
Medical group
- Lowcountry Dermatology AssociatesCharleston, SC · 2 clinicians
Industry payments (Open Payments)
- 2025$707.10 · 37 payments from 14 companies
- 2024$1,098 · 47 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $187.11 | 11 |
| Novartis Pharmaceuticals Corporation | $75.30 | 3 |
| Ucb, Inc. | $67.15 | 3 |
| Incyte Corporation | $63.49 | 3 |
| Pfizer Inc. | $54.30 | 2 |
What the 2025 payments were for
- Food and Beverage$707.10 · 37 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 81 Specialist providers in Charleston · All Specialist providers in South Carolina