Matthew Zawilenski, MD
Family Medicine · Des Plaines, ILNPI 1497752570
Payments from drug & device makers
Across 87 payments — averaging $19.17 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Lilly USA, LLC$424
- Boehringer Ingelheim$307
- AstraZeneca$236
- Amarin Pharma, Inc.$157
- Pfizer$124
- Novo Nordisk$121
- plus $299 from 8 others
What the payments were for
- Food & beverage$1,65699%
- Education$121%
Most of this is food and beverage — typically meals provided during product presentations at a clinic or hospital. Nationally that is the single largest category of reported payments by count.
General payments by program year
Who reported the general payments
Companies are grouped under their corporate parent — a single manufacturer often files under several CMS reporting entities. Research and ownership payments are counted separately and are not in this table.
| Company | Payments | Total |
|---|---|---|
| Lilly USA, LLC | 23 | $424 |
| Boehringer Ingelheim | 14 | $307 |
| AstraZeneca | 16 | $236 |
| Amarin Pharma, Inc. | 8 | $157 |
| Pfizer | 6 | $124 |
| Novo Nordisk | 7 | $121 |
| GSK | 3 | $113 |
| Boston Scientific | 3 | $63 |
| Exact Sciences | 2 | $41 |
| Bayer | 1 | $22 |
| Amgen | 1 | $18 |
| Philips North America LLC | 1 | $16 |
| Salix Pharmaceuticals, A Division Of Bausch Health US, LLC | 1 | $14 |
| Tactile Systems Technology Inc | 1 | $13 |
How this compares
$1,668 in reported general payments places this provider in the 80th percentile of 4,116 family medicine providers in Illinois.
Medicare billing
What this is not: this is the amount Original Medicare Part B allowed for services this provider billed in 2024. It is not their income. It excludes Medicare Advantage — now more than half of all Medicare enrollment — along with Medicaid and all commercial insurance, and it is gross practice revenue before staff, rent, supplies and malpractice premiums. CMS also suppresses any figure covering ten or fewer patients, so low-volume providers appear smaller than they are.
Most prescribed under Part D
| Drug | Claims | Cost to plans & patients |
|---|---|---|
| Desipramine Hcl | 12 | $930 |
| Atorvastatin Calcium | 51 | $624 |
| Glimepiride | 11 | $458 |
| Losartan Potassium | 27 | $425 |
| Lisinopril | 55 | $412 |
| Azelastine Hcl | 11 | $325 |
| Tamsulosin Hcl | 17 | $307 |
| Metoprolol Succinate | 12 | $243 |
| Lorazepam | 15 | $230 |
| Pantoprazole Sodium | 13 | $230 |
| Amlodipine Besylate | 38 | $180 |
| Rosuvastatin Calcium | 23 | $149 |
| Metoprolol Tartrate | 16 | $130 |
| Olmesartan Medoxomil | 11 | $123 |
| Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide | 12 | $105 |
Paid to pharmacies, not to this prescriber.
Other family medicine in Des Plaines
- Luis Gonzalez OrozcoDes Plaines$892K
- Nigam PatelDes Plaines$34K
- Daniel BruneCreve Coeur$15M
- Ali BajwaSpringfield$5.8M
- John ElsenEvergreen Park$5M
- Manohar JethaniBerwyn$4.9M
- Tiffany NguyenSkokie$3.9M
- Bradley TorphyChicago$3M
- Diana WidicusRochester$2.6M
- Nicholas WeberEureka$2.5M
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Billing: Medicare Physician & Other Practitioners, data year 2024. Original Medicare Part B only.
- Identity: NPPES NPI Registry, July 2026.