Sadie Knight Wannamaker, PA-C
NPI 1891424024ActiveIndividual· Physician Assistant· Stoneham, MA
Physician Assistant (PA-C) in Stoneham, Massachusetts, trained at Wake Forest University School of Medicine (class of 2022). Their prescriptions cost Medicare Part D more than their services did: $9,795 for 187 claims, against $2,859 paid for services in 2024. Stryker Corporation was the largest of 3 companies reporting payments in 2025, $212.58 in all, mostly food and beverage.
Overview
| NPI | 1891424024 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jun 4, 2022 |
| Last updated in NPPES | Jul 6, 2026 |
| Certified by provider | Jul 6, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 0010-12307 | NC |
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 (MA); Practitioner - Physician Assistant (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 20 |
|---|---|
| Services billed | 30 across 11 procedure codes |
| Paid by Medicare | $2,859 |
Part D prescriptions in 2024
| Prescriptions (claims) | 187 · 198 30-day fills |
|---|---|
| Patients | 122 |
| Total drug cost | $9,795 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Wake Forest University School of Medicine |
|---|---|
| Graduation year | 2022 |
| Medicare specialty | Physician Assistant |
Medical group
- Orthopedic Surgery, IncStoneham, MA · 25 clinicians
Hospital affiliations
- Melrosewakefield HealthcareMelrose, MA
- Winchester HospitalWinchester, MA
Industry payments (Open Payments)
- 2025$212.58 · 4 payments from 3 companies
- 2024$219.27 · 6 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $160.27 | 2 |
| Vertex Pharmaceuticals Incorporated | $30.35 | 1 |
| Spr Therapeutics, Inc | $21.96 | 1 |
What the 2025 payments were for
- Food and Beverage$212.58 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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