Mary Tsakiris Nicholas, PA-C
NPI 1902141575ActiveIndividual· Physician Assistant, Medical· West Chester, PA
Physician Assistant, Medical (PA-C) with Hurley Dermatology,pc, practicing in West Chester, Pennsylvania. Their prescriptions cost Medicare Part D more than their services did: $277,934 for 440 claims, against $94,326 paid for services in 2024. Abbvie Inc. was the largest of 8 companies reporting payments in 2025, $610.16 in all, mostly food and beverage.
Overview
| NPI | 1902141575 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Dec 7, 2012 |
| Last updated in NPPES | Nov 10, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | MA055885 | PA |
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 (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 652 |
|---|---|
| Services billed | 2,331 across 42 procedure codes |
| Paid by Medicare | $94,326 |
Part D prescriptions in 2024
| Prescriptions (claims) | 440 · 598 30-day fills |
|---|---|
| Patients | 229 |
| Total drug cost | $277,934 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Hurley Dermatology,pcWest Chester, PA · 5 clinicians
Industry payments (Open Payments)
- 2025$610.16 · 47 payments from 8 companies
- 2024$551.50 · 33 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $446.62 | 35 |
| Mayne Pharma Commercial LLC | $54.18 | 6 |
| Leo Pharma Inc. | $23.55 | 1 |
| E.R. Squibb & Sons, L.L.C. | $22.70 | 1 |
| Novartis Pharmaceuticals Corporation | $22.23 | 1 |
What the 2025 payments were for
- Food and Beverage$600.51 · 46 payments
- Education$9.65 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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