John Wuellner
Internal Medicine · Alton, ILNPI 1558378927
Payments from drug & device makers
What this record shows
Almost everything reported here is food and beverage — 100.0% of the total across 93 separate payments, which is the pattern of a clinician who attends manufacturer presentations rather than one with a consulting arrangement. 25 manufacturers reported payments, led by Novo Nordisk at 24.8% of the total. Reporting peaked in 2019 at $481 and has fallen 92.3% since, to $37 in 2024.
Across 93 payments — averaging $14.27 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Novo Nordisk$329
- Amgen$102
- AbbVie$94
- GSK$92
- Astellas Pharma US Inc$77
- Johnson & Johnson$67
- plus $565 from 19 others
What the payments were for
- Food & beverage$1,327100%
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 |
|---|---|---|
| Novo Nordisk | 34 | $329 |
| Amgen | 6 | $102 |
| AbbVie(2 entities) | 5 | $94 |
| GSK | 3 | $92 |
| Astellas Pharma US Inc | 6 | $77 |
| Johnson & Johnson | 5 | $67 |
| Pfizer | 4 | $52 |
| Amarin Pharma, Inc. | 3 | $51 |
| Lilly USA, LLC | 3 | $49 |
| Biohaven Pharmaceutical Holding Company Ltd. | 2 | $46 |
| AstraZeneca | 3 | $45 |
| Boehringer Ingelheim | 3 | $44 |
| Sanofi-aventis U.S. LLC | 2 | $37 |
| Abbott | 3 | $37 |
| ITI, Inc. (d/b/a Intra-cellular Therapies, Inc.) | 1 | $26 |
| Corcept Therapeutics | 1 | $25 |
| Merck | 1 | $25 |
| Lifescan, Inc. | 1 | $23 |
| Calliditas Therapeutics US Inc. | 1 | $21 |
| Eisai Inc. | 1 | $16 |
| Stryker | 1 | $16 |
| Otsuka America Pharmaceutical, Inc. | 1 | $14 |
| Nestle Healthcare Nutrition Inc. | 1 | $14 |
| Apria Healthcare LLC | 1 | $13 |
| Sunovion Pharmaceuticals Inc. | 1 | $12 |
How this compares
$1,327 in reported general payments places this provider in the 80th percentile of 5,182 internal medicine providers in Illinois.
Most prescribed under Part D
| Drug | Claims | Cost to plans & patients |
|---|---|---|
| Rosuvastatin Calcium | 32 | $528 |
| Atorvastatin Calcium | 50 | $413 |
| Lisinopril | 33 | $353 |
| Levothyroxine Sodium | 33 | $349 |
| Gabapentin | 21 | $276 |
| Mirtazapine | 12 | $250 |
| Losartan Potassium | 45 | $245 |
| Tamsulosin Hcl | 22 | $231 |
| Omeprazole | 14 | $199 |
| Metformin Hcl | 24 | $177 |
| Amlodipine Besylate | 35 | $145 |
| Sertraline Hcl | 12 | $135 |
| Tramadol Hcl | 11 | $119 |
| Zolpidem Tartrate | 17 | $118 |
| Hydrochlorothiazide | 20 | $93 |
Paid to pharmacies, not to this prescriber.
Other internal medicine in Alton
- Christopher GreenAlton$38K
- Zaid JabbarOak Brook$1.2M
- Merle DiamondChicago$1.1M
- David ReckerLibertyville$868K
- Yazen JoudehOrland Park$661K
- Robert KushnerChicago$516K
- William CruikshankOak Lawn$431K
- Romeo UrsuaChicago$420K
- Shaina RozellChicago Ridge$366K
- Kristi Tough DesapriWinnetka$344K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.