Marissa Anne Barrett-D'Amico
NPI 1366176679ActiveIndividual· Physician Assistant· Hilton Head Island, SC
Physician Assistant with Hilton Head Dermatology and Skin Cancer Center PA, practicing in Hilton Head Island, South Carolina. 509 Medicare patients in 2024, $121,217 paid; nearly all of their 472 Part D prescriptions were generic (97%). Sun Pharmaceutical Industries Inc. was the largest of 11 companies reporting payments in 2025, $884.27 in all, mostly food and beverage.
Overview
| NPI | 1366176679 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Jul 12, 2022 |
| Last updated in NPPES | Jan 21, 2023 |
| Certified by provider | Jan 21, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 4559 | SC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physician Assistant (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 509 |
|---|---|
| Services billed | 4,568 across 32 procedure codes |
| Paid by Medicare | $121,217 |
Part D prescriptions in 2024
| Prescriptions (claims) | 472 · 492 30-day fills |
|---|---|
| Patients | 260 |
| Total drug cost | $33,208 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Hilton Head Dermatology and Skin Cancer Center PAHilton Head Island, SC · 4 clinicians
Industry payments (Open Payments)
- 2025$884.27 · 21 payments from 11 companies
- 2024$1,458 · 33 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sun Pharmaceutical Industries Inc. | $158.55 | 5 |
| Amgen Inc. | $115.52 | 1 |
| Genzyme Corporation | $113.63 | 1 |
| Regeneron Healthcare Solutions, Inc. | $108.80 | 1 |
| Galderma Laboratories, L.P. | $81.44 | 3 |
What the 2025 payments were for
- Food and Beverage$729.29 · 19 payments
- Education$154.98 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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