Sarah Syndergaard
NPI 1639764970ActiveIndividual· Physician Assistant· Appleton, WI
Opted out of Medicare from May 2025 to May 2027. Physician Assistant in Appleton, Wisconsin, licensed in WI, with an NPI issued in March 2021. 36 Medicare patients in 2024, $2,339 paid; nearly all of their 94 Part D prescriptions were generic (97%).
Overview
| NPI | 1639764970 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Mar 9, 2021 |
| Last updated in NPPES | Aug 15, 2023 |
| Certified by provider | Jul 19, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 5547-23 | WI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out May 29, 2025 – May 29, 2027 |
| Can order and refer | Yes |
| Accepts assignment | Yes (participating) |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Medicare services in 2024
| Medicare patients | 36 |
|---|---|
| Services billed | 43 across 22 procedure codes |
| Paid by Medicare | $2,339 |
Part D prescriptions in 2024
| Prescriptions (claims) | 94 · 106 30-day fills |
|---|---|
| Patients | 67 |
| Total drug cost | $2,676 |
| Generic share | 97% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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