Amy Adele Schack, PA-C
NPI 1427568740ActiveIndividual· Physician Assistant· Crystal Lake, IL
Physician Assistant (PA-C) with Northwestern Medical Faculty Foundation and 1 other group, practicing in Crystal Lake, Illinois. 303 Medicare patients in 2024, $22,833 paid; nearly all of their 180 Part D prescriptions were generic (91%). Astrazeneca Pharmaceuticals LP was the largest of 2 companies reporting payments in 2025, $221.36 in all, mostly food and beverage. Lists Northwestern Medicine Central Dupage Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1427568740 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Oct 2, 2017 |
| Last updated in NPPES | May 14, 2026 |
| Certified by provider | May 14, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 085006410 | IL |
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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 303 |
|---|---|
| Services billed | 479 across 32 procedure codes |
| Paid by Medicare | $22,833 |
Part D prescriptions in 2024
| Prescriptions (claims) | 180 · 180 30-day fills |
|---|---|
| Patients | 142 |
| Total drug cost | $1,828 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical groups
- Northwestern Medical Faculty FoundationChicago, IL · 4,503 clinicians
- Central Dupage Physician GroupGeneva, IL · 1,080 clinicians
Hospital affiliations
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Medicine McHenryMcHenry, IL
Industry payments (Open Payments)
- 2025$221.36 · 9 payments from 2 companies
- 2024$777.38 · 24 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $197.72 | 8 |
| Regeneron Healthcare Solutions, Inc. | $23.64 | 1 |
What the 2025 payments were for
- Food and Beverage$221.36 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 23 physician assistants in Crystal Lake · All physician assistants in Illinois