Sarah E. Koonce, PA-C
NPI 1023318037ActiveIndividual· Physician Assistant, Surgical· Newton, MA
Physician Assistant, Surgical (PA-C) with Newton Wellesley Orthopedic Associates Inc, practicing in Newton, Massachusetts. 72 Medicare patients in 2024, $13,369 paid; nearly all of their 316 Part D prescriptions were generic (99%). Tonix Medicines, Inc. was the largest of 2 companies reporting payments in 2025, $131.28 in all, mostly food and beverage. Lists Brigham and Women's Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1023318037 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Oct 25, 2010 |
| Last updated in NPPES | Apr 19, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Surgical Primary | 363AS0400X | PA4085 | MA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physician Assistant (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 72 |
|---|---|
| Services billed | 250 across 41 procedure codes |
| Paid by Medicare | $13,369 |
Part D prescriptions in 2024
| Prescriptions (claims) | 316 · 331 30-day fills |
|---|---|
| Patients | 117 |
| Total drug cost | $3,326 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Newton Wellesley Orthopedic Associates IncNewton Lower Falls, MA · 25 clinicians
Hospital affiliations
- Brigham and Women's HospitalBoston, MA
- Massachusetts General HospitalBoston, MA
- Newton-Wellesley HospitalNewton, MA
Other facilities
- Spaulding Rehabilitation HospitalInpatient rehabilitation facility · Charlestown, MA
Industry payments (Open Payments)
- 2025$131.28 · 2 payments from 2 companies
- 2024$164.45 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tonix Medicines, Inc. | $77.10 | 1 |
| Vertex Pharmaceuticals Incorporated | $54.18 | 1 |
What the 2025 payments were for
- Food and Beverage$131.28 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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