Matthew D. Zawilenski, M.D.
NPI 1497752570ActiveIndividual· Family Medicine· Des Plaines, IL
Family Medicine (M.D.) in Des Plaines, Illinois, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 1994). Their prescriptions cost Medicare Part D more than their services did: $56,538 for 702 claims, against $26,674 paid for services in 2024. Lilly USA, LLC was the largest of 3 companies reporting payments in 2024, $67.63 in all, mostly food and beverage.
Overview
| NPI | 1497752570 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 5, 2005 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | — | 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 - Family Practice (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 140 |
|---|---|
| Services billed | 319 across 31 procedure codes |
| Paid by Medicare | $26,674 |
Part D prescriptions in 2024
| Prescriptions (claims) | 702 · 1,494 30-day fills |
|---|---|
| Patients | 137 |
| Total drug cost | $56,538 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | Family Practice |
Medical group
- Endeavor Health Medical GroupEvanston, IL · 3,350 clinicians
Hospital affiliations
- Advocate Lutheran General HospitalPark Ridge, IL
- Northwest Community Hospital 1Arlington Heights, IL
Industry payments (Open Payments)
- 2024$67.63 · 4 payments from 3 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $36.44 | 2 |
| Amgen Inc. | $17.58 | 1 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $13.61 | 1 |
What the 2024 payments were for
- Food and Beverage$67.63 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 64 family medicine physicians in Des Plaines · All family medicine physicians in Illinois