Illinois / HSHS St Elizabeth's Hospital
CMS certification 140187 · O Fallon, IL · 1 entry in CMS's price-transparency list
HSHS St Elizabeth's Hospital: charges and Medicare payments
HSHS St Elizabeth's Hospital reported 2,225 Medicare inpatient stays across 66 DRGs in 2024. Across them it charged 4.45 times what it was paid — mid-range in Illinois, number 39 of 106 hospitals with at least 100 stays (state median 4.06×, national 4.15×). Its most frequent stay was DRG 871, Septicemia or Severe Sepsis without MV >96 Hours with MCC: 297 stays at an average charge of $63,231, 30% below the national average. It also billed 2,589 outpatient services, charging 7.28 times what Medicare paid.
- 1Medicare inpatient stays 2,225
- 2Charge ÷ paid, inpatient 4.45×
- 3Rank in IL (highest ratio = 1) 39 of 106
- 4CMS price-transparency actions 1
Inpatient stays
For the 66 DRGs that can be compared with the national average, HSHS St Elizabeth's Hospital charged more than the national average in 7 (11%). 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 | 297 | $63,231 | -30% | $15,528 |
| 291 Heart Failure and Shock with MCC | 231 | $48,049 | -15% | $9,866 |
| 872 Septicemia or Severe Sepsis without MV >96 Hours without MCC | 94 | $36,097 | -26% | $8,716 |
| 274 Percutaneous and Other Intracardiac Procedures without MCC | 90 | $112,718 | -28% | $23,939 |
| 189 Pulmonary Edema and Respiratory Failure | 59 | $51,690 | -10% | $10,096 |
| 267 Endovascular Cardiac Valve Replacement and Supplement... | 55 | $155,458 | -30% | $35,543 |
| 280 Acute Myocardial Infarction, Discharged Alive with MCC | 52 | $59,130 | -22% | $11,853 |
| 698 Other Kidney and Urinary Tract Diagnoses with MCC | 48 | $49,116 | -33% | $12,430 |
| 853 Infectious and Parasitic Diseases with O.R. Procedures with... | 46 | $129,527 | -43% | $35,189 |
| 603 Cellulitis without MCC | 43 | $34,420 | -8% | $7,689 |
| 065 Intracranial Hemorrhage or Cerebral Infarction with CC or... | 41 | $44,866 | -19% | $9,891 |
| 193 Simple Pneumonia and Pleurisy with MCC | 41 | $45,318 | -24% | $10,146 |
| 683 Renal Failure with CC | 41 | $32,194 | -21% | $7,299 |
| 682 Renal Failure with MCC | 40 | $52,388 | -21% | $12,150 |
| 177 Respiratory Infections and Inflammations with MCC | 36 | $59,995 | -15% | $11,824 |
| 392 Esophagitis, Gastroenteritis and Miscellaneous Digestive... | 35 | $32,028 | -20% | $6,250 |
| 812 Red Blood Cell Disorders without MCC | 34 | $35,771 | -19% | $11,621 |
| 378 Gastrointestinal Hemorrhage with CC | 33 | $36,835 | -24% | $7,772 |
| 309 Cardiac Arrhythmia and Conduction Disorders with CC | 32 | $26,047 | -28% | $6,048 |
| 690 Kidney and Urinary Tract Infections without MCC | 32 | $31,025 | -18% | $8,114 |
| 281 Acute Myocardial Infarction, Discharged Alive with CC | 30 | $34,813 | -31% | $8,655 |
| 286 Circulatory Disorders except AMI, with Cardiac... | 29 | $75,492 | -33% | $16,346 |
| 308 Cardiac Arrhythmia and Conduction Disorders with MCC | 28 | $66,851 | +18% | $9,125 |
| 481 Hip and Femur Procedures except Major Joint with CC | 28 | $56,288 | -44% | $15,305 |
| 689 Kidney and Urinary Tract Infections with MCC | 28 | $37,445 | -27% | $9,694 |
| 243 Permanent Cardiac Pacemaker Implant with CC | 25 | $85,699 | -23% | $16,982 |
| 310 Cardiac Arrhythmia and Conduction Disorders without CC/MCC | 25 | $27,669 | -4% | $4,538 |
| 312 Syncope and Collapse | 25 | $52,599 | +16% | $8,935 |
| 641 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and... | 25 | $40,210 | +9% | $5,960 |
| 287 Circulatory Disorders except AMI, with Cardiac... | 24 | $47,688 | -25% | $8,395 |
| 640 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and... | 24 | $45,457 | -25% | $9,878 |
| 064 Intracranial Hemorrhage or Cerebral Infarction with MCC | 23 | $50,451 | -49% | $13,666 |
| 460 Spinal Fusion except Cervical without MCC | 22 | $105,468 | -38% | $31,404 |
| 522 Hip Replacement with Principal Diagnosis of Hip Fracture... | 22 | $65,904 | -36% | $15,807 |
| 322 Percutaneous Cardiovascular Procedures with Intraluminal... | 21 | $104,623 | -9% | $19,565 |
| 330 Major Small and Large Bowel Procedures with CC | 21 | $80,460 | -32% | $23,879 |
| 699 Other Kidney and Urinary Tract Diagnoses with CC | 21 | $31,733 | -33% | $7,630 |
| 321 Percutaneous Cardiovascular Procedures with Intraluminal... | 20 | $127,162 | -22% | $29,686 |
| 194 Simple Pneumonia and Pleurisy with CC | 19 | $31,063 | -19% | $6,202 |
| 039 Extracranial Procedures without CC/MCC | 18 | $43,450 | -32% | $8,979 |
| 377 Gastrointestinal Hemorrhage with MCC | 18 | $55,216 | -35% | $14,473 |
| 389 Gastrointestinal Obstruction with CC | 18 | $24,477 | -37% | $6,494 |
| 472 Cervical Spinal Fusion with CC | 18 | $97,416 | -32% | $28,877 |
| 854 Infectious and Parasitic Diseases with O.R. Procedures with... | 18 | $77,692 | -21% | $15,042 |
| 981 Extensive O.R. Procedures Unrelated To Principal Diagnosis... | 18 | $134,926 | -38% | $31,864 |
| 175 Pulmonary Embolism with MCC or Acute Cor Pulmonale | 17 | $54,487 | -16% | $10,526 |
| 208 Respiratory System Diagnosis with Ventilator Support <=96... | 16 | $76,036 | -44% | $19,739 |
| 660 Kidney and Ureter Procedures for Non-Neoplasm with CC | 16 | $31,781 | -53% | $9,977 |
| 811 Red Blood Cell Disorders with MCC | 16 | $54,353 | -20% | $10,805 |
| 602 Cellulitis with MCC | 15 | $38,625 | -36% | $11,203 |
| 638 Diabetes with CC | 15 | $38,289 | -8% | $7,818 |
| 266 Endovascular Cardiac Valve Replacement and Supplement... | 14 | $213,968 | -25% | $41,450 |
| 190 Chronic Obstructive Pulmonary Disease with MCC | 13 | $44,509 | -12% | $8,696 |
| 242 Permanent Cardiac Pacemaker Implant with MCC | 13 | $148,950 | -7% | $25,989 |
| 394 Other Digestive System Diagnoses with CC | 13 | $44,072 | -6% | $7,478 |
| 552 Medical Back Problems without MCC | 13 | $31,988 | -35% | $7,360 |
| 617 Amputation of Lower Limb for Endocrine, Nutritional and... | 13 | $56,535 | -35% | $14,894 |
| 071 Other Cerebrovascular Disorders with CC | 12 | $52,030 | +3% | $8,218 |
| 244 Permanent Cardiac Pacemaker Implant without CC/MCC | 12 | $73,602 | -21% | $19,928 |
| 391 Esophagitis, Gastroenteritis and Miscellaneous Digestive... | 12 | $66,088 | +8% | $10,172 |
Showing the 60 most frequent of 66 DRGs.
Outpatient services
Against the Illinois average
For Septicemia or Severe Sepsis without MV >96 Hours with MCC (DRG 871), HSHS St Elizabeth's Hospital charged $63,231 on average, 15% less than the Illinois average of $73,987, and was paid $15,528 against a state average of $17,651. For Heart Failure and Shock with MCC (DRG 291), HSHS St Elizabeth's Hospital charged $48,049 on average, 4% more than the Illinois average of $46,293, and was paid $9,866 against a state average of $11,813. For Septicemia or Severe Sepsis without MV >96 Hours without MCC (DRG 872), HSHS St Elizabeth's Hospital charged $36,097 on average, 12% less than the Illinois average of $41,000, and was paid $8,716 against a state average of $9,886. For Percutaneous and Other Intracardiac Procedures without MCC (DRG 274), HSHS St Elizabeth's Hospital charged $112,718 on average, 16% less than the Illinois average of $133,687, and was paid $23,939 against a state average of $27,826. For Comprehensive Observation Services (outpatient APC 8011), its average charge of $23,522 was 9% above the state average of $21,498. For Level 1 Endovascular Procedures (outpatient APC 5191), its average charge of $16,507 was 34% below the state average of $25,004. For Level 2 Excision/ Biopsy/ Incision and Drainage (outpatient APC 5072), its average charge of $11,204 was 5% below the state average of $11,818. For Level 3 Electrophysiologic Procedures (outpatient APC 5213), its average charge of $127,096 was 5% below the state average of $133,114.
Price-transparency record
CMS's enforcement list records these actions for a hospital named HSHS St Elizabeth's Hospital in O Fallon, IL, under the federal hospital price-transparency rule (45 CFR part 180), which requires hospitals to post their standard charges online:
- Met Requirements — 2024-11-04 (CMS case 2888)
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.