Erin Ann McNamara, PA
NPI 1538898531ActiveIndividual· Physician Assistant· Paoli, PA
Physician Assistant (PA) in Paoli, Pennsylvania, trained at Tufts University School of Medicine (class of 2023). 61 Medicare patients in 2024, $3,988 paid; nearly all of their 186 Part D prescriptions were generic (95%). Merz Pharmaceuticals, LLC was the largest of 15 companies reporting payments in 2025, $554.85 in all, mostly food and beverage.
Overview
| NPI | 1538898531 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | Yes |
| NPI issued | Jun 7, 2022 |
| Last updated in NPPES | Feb 19, 2025 |
| Certified by provider | Feb 19, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | MA065845 | PA |
| Physician Assistant | 363A00000X | 0110009203 | VA |
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); Practitioner - Physician Assistant (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 61 |
|---|---|
| Services billed | 69 across 17 procedure codes |
| Paid by Medicare | $3,988 |
Part D prescriptions in 2024
| Prescriptions (claims) | 186 · 186 30-day fills |
|---|---|
| Patients | 104 |
| Total drug cost | $5,094 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 2023 |
| Medicare specialty | Physician Assistant |
Medical group
- Main Line HealthcareWynewood, PA · 1,184 clinicians
Hospital affiliations
- Bryn Mawr HospitalBryn Mawr, PA
- Main Line Hospital LankenauWynnewood, PA
- Paoli HospitalPaoli, PA
- Riddle Memorial HospitalMedia, PA
Other facilities
- Bryn Mawr Rehabilitation HospitalInpatient rehabilitation facility · Malvern, PA
Industry payments (Open Payments)
- 2025$554.85 · 24 payments from 15 companies
- 2024$322.30 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merz Pharmaceuticals, LLC | $93.38 | 3 |
| Abbvie Inc. | $57.46 | 3 |
| Lundbeck LLC | $52.07 | 2 |
| Csl Behring | $51.65 | 2 |
| Alexion Pharmaceuticals, Inc. | $40.45 | 2 |
What the 2025 payments were for
- Food and Beverage$554.85 · 24 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 41 physician assistants in Paoli · All physician assistants in Pennsylvania