Wisconsin / Aurora West Allis Medical Center
CMS certification 520139 · West Allis, WI · 2 entries in CMS's price-transparency list
Aurora West Allis Medical Center: charges and Medicare payments
Aurora West Allis Medical Center reported 959 Medicare inpatient stays across 34 DRGs in 2024. Across them it charged 4.64 times what it was paid — among the higher ratios in Wisconsin, number 7 of 55 hospitals with at least 100 stays (state median 3.47×, national 4.15×). Its most frequent stay was DRG 871, Septicemia or Severe Sepsis without MV >96 Hours with MCC: 138 stays at an average charge of $65,154, 28% below the national average. It also billed 1,260 outpatient services, charging 8.54 times what Medicare paid.
- 1Medicare inpatient stays 959
- 2Charge ÷ paid, inpatient 4.64×
- 3Rank in WI (highest ratio = 1) 7 of 55
- 4CMS price-transparency actions 2
Inpatient stays
For the 34 DRGs that can be compared with the national average, Aurora West Allis Medical Center charged more than the national average in 1 (3%). Payments follow Medicare's rates, so they usually vary far less than charges.
| DRG | Stays | Avg charge | vs US | Avg paid |
|---|---|---|---|---|
| 871 Septicemia or Severe Sepsis without MV >96 Hours with MCC | 138 | $65,154 | -28% | $14,831 |
| 291 Heart Failure and Shock with MCC | 93 | $40,890 | -27% | $9,147 |
| 872 Septicemia or Severe Sepsis without MV >96 Hours without MCC | 49 | $43,382 | -12% | $8,139 |
| 189 Pulmonary Edema and Respiratory Failure | 39 | $43,078 | -25% | $8,664 |
| 392 Esophagitis, Gastroenteritis and Miscellaneous Digestive... | 39 | $32,607 | -19% | $6,596 |
| 690 Kidney and Urinary Tract Infections without MCC | 38 | $30,948 | -18% | $6,081 |
| 378 Gastrointestinal Hemorrhage with CC | 35 | $42,036 | -13% | $8,286 |
| 177 Respiratory Infections and Inflammations with MCC | 29 | $66,306 | -6% | $12,638 |
| 682 Renal Failure with MCC | 29 | $49,922 | -24% | $10,870 |
| 698 Other Kidney and Urinary Tract Diagnoses with MCC | 29 | $44,657 | -39% | $11,433 |
| 603 Cellulitis without MCC | 28 | $29,630 | -21% | $7,878 |
| 683 Renal Failure with CC | 28 | $32,484 | -20% | $7,170 |
| 689 Kidney and Urinary Tract Infections with MCC | 25 | $36,553 | -29% | $8,558 |
| 312 Syncope and Collapse | 24 | $34,446 | -24% | $7,143 |
| 638 Diabetes with CC | 24 | $31,010 | -26% | $7,980 |
| 853 Infectious and Parasitic Diseases with O.R. Procedures with... | 23 | $139,434 | -39% | $31,841 |
| 563 Fracture, Sprain, Strain and Dislocation except Femur, Hip,... | 22 | $34,235 | -20% | $6,655 |
| 190 Chronic Obstructive Pulmonary Disease with MCC | 20 | $28,170 | -44% | $8,229 |
| 193 Simple Pneumonia and Pleurisy with MCC | 20 | $49,834 | -17% | $10,296 |
| 552 Medical Back Problems without MCC | 20 | $35,517 | -27% | $6,953 |
| 640 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and... | 20 | $51,163 | -15% | $9,931 |
| 641 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and... | 18 | $26,672 | -28% | $5,925 |
| 280 Acute Myocardial Infarction, Discharged Alive with MCC | 17 | $36,942 | -51% | $10,333 |
| 394 Other Digestive System Diagnoses with CC | 16 | $27,484 | -42% | $8,376 |
| 194 Simple Pneumonia and Pleurisy with CC | 15 | $33,509 | -13% | $7,189 |
| 470 Major Hip and Knee Joint Replacement or Reattachment of... | 15 | $98,416 | +6% | $14,780 |
| 481 Hip and Femur Procedures except Major Joint with CC | 15 | $89,471 | -11% | $14,954 |
| 637 Diabetes with MCC | 15 | $46,374 | -30% | $9,972 |
| 811 Red Blood Cell Disorders with MCC | 15 | $42,129 | -38% | $10,732 |
| 699 Other Kidney and Urinary Tract Diagnoses with CC | 14 | $27,128 | -43% | $6,930 |
| 065 Intracranial Hemorrhage or Cerebral Infarction with CC or... | 13 | $46,536 | -16% | $8,398 |
| 377 Gastrointestinal Hemorrhage with MCC | 12 | $69,170 | -19% | $11,425 |
| 602 Cellulitis with MCC | 11 | $51,867 | -14% | $10,859 |
| 812 Red Blood Cell Disorders without MCC | 11 | $31,151 | -30% | $6,818 |
Outpatient services
Against the Wisconsin average
For Septicemia or Severe Sepsis without MV >96 Hours with MCC (DRG 871), Aurora West Allis Medical Center charged $65,154 on average, 10% more than the Wisconsin average of $59,481, and was paid $14,831 against a state average of $16,719. For Heart Failure and Shock with MCC (DRG 291), Aurora West Allis Medical Center charged $40,890 on average, 3% more than the Wisconsin average of $39,564, and was paid $9,147 against a state average of $10,862. For Septicemia or Severe Sepsis without MV >96 Hours without MCC (DRG 872), Aurora West Allis Medical Center charged $43,382 on average, 27% more than the Wisconsin average of $34,158, and was paid $8,139 against a state average of $8,925. For Pulmonary Edema and Respiratory Failure (DRG 189), Aurora West Allis Medical Center charged $43,078 on average, 6% more than the Wisconsin average of $40,535, and was paid $8,664 against a state average of $10,823. For Level 3 Urology and Related Services (outpatient APC 5373), its average charge of $11,520 was 33% above the state average of $8,646. For Comprehensive Observation Services (outpatient APC 8011), its average charge of $20,184 was 14% above the state average of $17,717. For Level 2 Excision/ Biopsy/ Incision and Drainage (outpatient APC 5072), its average charge of $9,340 was 5% above the state average of $8,908. For Level 5 Musculoskeletal Procedures (outpatient APC 5115), its average charge of $74,078 was 47% above the state average of $50,282.
Price-transparency record
CMS's enforcement list records these actions for a hospital named Aurora West Allis Medical Center in West Allis, WI, under the federal hospital price-transparency rule (45 CFR part 180), which requires hospitals to post their standard charges online:
- Warning Notice — 2025-06-26 (CMS case 5332)
- Closure Notice — 2025-07-16 (CMS case 5332)
A warning notice or corrective-action request is not a finding of wrongdoing; "Met Requirements" and closure notices record that CMS's review ended. Matched to this hospital by exact name, city and state.
Charges are the hospital's list prices averaged over its 2024 Medicare cases; payments are what those cases actually brought in. Neither is what you will pay. For a planned procedure, ask the hospital for its price estimate or, if you are uninsured or self-paying, a good-faith estimate.
Sources: CMS Medicare Inpatient Hospitals — by Provider and Service / by Geography and Service, data year 2024; CMS Medicare Outpatient Hospitals — by Provider and Service / by Geography and Service, data year 2024; CMS Hospital Price Transparency Enforcement Activities and Outcomes, July 2026. Checked 2026-10-24. Methodology.