Samantha Nicolini, RPA-C
NPI 1518340918ActiveIndividual· Physician Assistant· West Islip, NY
Physician Assistant (RPA-C) with Mariwalla Dermatology PLLC, practicing in West Islip, New York. Their prescriptions cost Medicare Part D more than their services did: $988,100 for 1,408 claims, against $6,436 paid for services in 2024. Galderma Laboratories, L.P. was the largest of 13 companies reporting payments in 2025, $8,810 in all, mostly speaking and faculty fees. Lists Good Samaritan Hospital Medical Center as a hospital affiliation.
Overview
| NPI | 1518340918 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | RPA-C |
| Sole proprietor | No |
| NPI issued | Jul 2, 2015 |
| Last updated in NPPES | Oct 15, 2020 |
| Certified by provider | Oct 15, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 018384 | NY |
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 - Physician Assistant (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 87 |
|---|---|
| Services billed | 200 across 18 procedure codes |
| Paid by Medicare | $6,436 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,408 · 1,568 30-day fills |
|---|---|
| Patients | 565 |
| Total drug cost | $988,100 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Mariwalla Dermatology PLLCWest Islip, NY · 4 clinicians
Hospital affiliation
- Good Samaritan Hospital Medical CenterWest Islip, NY
Industry payments (Open Payments)
- 2025$8,810 · 114 payments from 13 companies
- 2024$1,177 · 87 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Galderma Laboratories, L.P. | $7,398 | 43 |
| Janssen Biotech, Inc. | $303.29 | 8 |
| Abbvie Inc. | $191.91 | 6 |
| Arcutis Biotherapeutics, Inc. | $189.32 | 4 |
| Leo Pharma Inc. | $171.02 | 15 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$6,900 · 4 payments
- Food and Beverage$1,700 · 106 payments
- Education$201.42 · 3 payments
- Travel and Lodging$9.51 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 116 physician assistants in West Islip · All physician assistants in New York