Sierra L. Mathos, PA-C
NPI 1487250197ActiveIndividual· Orthopaedic Surgery· Washington, PA
Orthopaedic Surgery (PA-C) with Allegheny Clinic, practicing in Washington, Pennsylvania. 21 Medicare patients in 2024, $2,254 paid; all of their 353 Part D prescriptions were generic. Hydrofera LLC reported $62.96 in payments in 2025, mostly food and beverage. Lists Jefferson Hospital as a hospital affiliation.
Overview
| NPI | 1487250197 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Dec 8, 2020 |
| Last updated in NPPES | Dec 8, 2020 |
| Certified by provider | Dec 8, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | MA062129 | PA |
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 (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 21 |
|---|---|
| Services billed | 23 across 14 procedure codes |
| Paid by Medicare | $2,254 |
Part D prescriptions in 2024
| Prescriptions (claims) | 353 · 358 30-day fills |
|---|---|
| Patients | 189 |
| Total drug cost | $1,447 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Allegheny ClinicPittsburgh, PA · 2,389 clinicians
Hospital affiliation
- Jefferson HospitalJefferson Hills, PA
Industry payments (Open Payments)
- 2025$62.96 · 1 payment from 1 company
- 2024$140.77 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Hydrofera LLC | $62.96 | 1 |
What the 2025 payments were for
- Food and Beverage$62.96 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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