Mariah Barrett, PA-C
NPI 1891421079ActiveIndividual· Dermatology· Aiken, SC
Dermatology (PA-C) in Aiken, South Carolina, trained at University of South Carolina School of Medicine (class of 2022). 271 Medicare patients in 2024, $36,305 paid; nearly all of their 139 Part D prescriptions were generic (99%). Abbvie Inc. was the largest of 16 companies reporting payments in 2025, $1,806 in all, mostly food and beverage.
Overview
| NPI | 1891421079 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jul 28, 2022 |
| Last updated in NPPES | Jul 28, 2022 |
| Certified by provider | Jul 28, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 4511 | 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 (WV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 271 |
|---|---|
| Services billed | 1,290 across 37 procedure codes |
| Paid by Medicare | $36,305 |
Part D prescriptions in 2024
| Prescriptions (claims) | 139 · 152 30-day fills |
|---|---|
| Patients | 76 |
| Total drug cost | $6,233 |
| Generic share | 99% of claims |
Education and affiliations
| Medical school | University of South Carolina School of Medicine |
|---|---|
| Graduation year | 2022 |
| Medicare specialty | Physician Assistant |
Medical group
- West Virginia Dermatology and Skin Surgery CenterS Charleston, WV · 6 clinicians
Industry payments (Open Payments)
- 2025$1,806 · 88 payments from 16 companies
- 2024$1,588 · 51 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $364.81 | 19 |
| Sun Pharmaceutical Industries Inc. | $210.44 | 7 |
| Ucb, Inc. | $178.59 | 9 |
| Incyte Corporation | $171.95 | 8 |
| Leo Pharma Inc. | $143.62 | 7 |
What the 2025 payments were for
- Food and Beverage$1,663 · 86 payments
- Education$142.98 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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