Joanna Sawyer Mazer, PAC
NPI 1821276908ActiveIndividual· Physician Assistant· Coatesville, PA
Physician Assistant (PAC) with Jefferson University Physicians, practicing in Coatesville, Pennsylvania. Enrolled in Medicare as practitioner - physician assistant. Route 92 Medical, Inc. was the largest of 2 companies reporting payments in 2025, $69.86 in all, mostly food and beverage. Lists Thomas Jefferson University Hospital as a hospital affiliation.
Overview
| NPI | 1821276908 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PAC |
| Sole proprietor | No |
| NPI issued | Jan 31, 2008 |
| Last updated in NPPES | Sep 10, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | MA050871 | 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) |
|---|
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Jefferson University PhysiciansPhiladelphia, PA · 1,531 clinicians
Hospital affiliation
- Thomas Jefferson University HospitalPhiladelphia, PA
Industry payments (Open Payments)
- 2025$69.86 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Route 92 Medical, Inc. | $35.74 | 3 |
| Shockwave Medical, Inc | $34.12 | 1 |
What the 2025 payments were for
- Food and Beverage$69.86 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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