Internal Medicine, Hematology & Oncology · Zion, IL
NPI
1033272547
Since 2006
Specialty
Internal Medicine, Hematology & Oncology
Code 207RH0003X
Group practices
4
Medicare group memberships
Hospitals
2
Hospital affiliations
2520 Elisha Avenue
Zion, IL, 60099
Phone (800) 322-9183
Groups this clinician bills Medicare through
Medicare paid, 2024
$40K
674 services
Medicare patients, 2024
159
Average age 75
Drug cost, 2024
$2.5M
891 prescriptions
Company payments, 2025
$15K
From 8 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Walter Stadler was code G2211 (visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's), 258 times for 91 patients. In total Walter Stadler billed 674 services in 16 codes, and Medicare paid $40K.
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2025-02-13.
| Code | Setting | Services | Patients | Paid per service | Medicare paid |
|---|---|---|---|---|---|
| G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's | Facility | 258 | 91 | $12.77 | $3,295 |
| 99214 Office E&M - Established | Facility | 235 | 92 | $72.68 | $17K |
| 99215 Office E&M - Established | Facility | 67 | 43 | $115.50 | $7,738 |
| 99233 Hospital E&M - Subsequent | Facility | 50 | 22 | $97.65 | $4,883 |
| 99205 Office E&M - New | Facility | 20 | 20 | $143.58 | $2,872 |
By year: 2022 $54K for 581 services; 2023 $42K for 465 services; 2024 $40K for 674 services.
Medicare prescription drug claims, 2024
In 2024, the drug Walter Stadler prescribed most often to Medicare patients was Prednisone, with 316 prescriptions and refills. In total Walter Stadler wrote 891 Medicare prescriptions that cost $2.5M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Prednisone Generic | 316 | 368 | 46 | $1,183 |
| Abiraterone Acetate Generic | 205 | 222 | 28 | $116K |
| Levothyroxine Sodium Generic | 35 | 81 | Under 11 | $777 |
| Cabometyx Cabozantinib S-Malate | 33 | 33 | Under 11 | $823K |
| Xtandi Enzalutamide | 31 | 32 | Under 11 | $419K |
| Welireg Belzutifan | 25 | 25 | Under 11 | $699K |
| Duloxetine Hcl Generic | 16 | 22 | Under 11 | $160 |
| Bicalutamide Generic | 13 | 39 | Under 11 | $622 |
| Gabapentin Generic | 12 | 21 | Under 11 | $91.62 |
| Prochlorperazine Maleate Generic | 12 | 12 | Under 11 | $141 |
Brand drugs: 144 claims; generic drugs: 747 claims; opioid claims: 39.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Walter Stadler $15K ($12K in general payments such as food, travel and fees and $3,013 for research) from 8 companies. The largest payer was Merck Sharp & Dohme LLC with $4,420.
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.