Connecticut / Waterbury Hospital
CMS certification 070005 · Waterbury, CT · 2 entries in CMS's price-transparency list
Waterbury Hospital: charges and Medicare payments
Waterbury Hospital reported 1,316 Medicare inpatient stays across 38 DRGs in 2024. Across them it charged 4.68 times what it was paid — among the higher ratios in Connecticut, number 1 of 25 hospitals with at least 100 stays (state median 3.43×, national 4.15×). Its most frequent stay was DRG 871, Septicemia or Severe Sepsis without MV >96 Hours with MCC: 306 stays at an average charge of $91,473, 1% above the national average. It also billed 929 outpatient services, charging 8.58 times what Medicare paid.
- 1Medicare inpatient stays 1,316
- 2Charge ÷ paid, inpatient 4.68×
- 3Rank in CT (highest ratio = 1) 1 of 25
- 4CMS price-transparency actions 2
Inpatient stays
For the 38 DRGs that can be compared with the national average, Waterbury Hospital charged more than the national average in 20 (53%). 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 | 306 | $91,473 | +1% | $20,296 |
| 291 Heart Failure and Shock with MCC | 112 | $65,019 | +15% | $12,679 |
| 177 Respiratory Infections and Inflammations with MCC | 69 | $78,239 | +11% | $17,045 |
| 280 Acute Myocardial Infarction, Discharged Alive with MCC | 62 | $73,048 | -4% | $15,690 |
| 189 Pulmonary Edema and Respiratory Failure | 51 | $66,200 | +15% | $12,486 |
| 689 Kidney and Urinary Tract Infections with MCC | 47 | $63,295 | +23% | $14,257 |
| 872 Septicemia or Severe Sepsis without MV >96 Hours without MCC | 45 | $46,658 | -5% | $10,261 |
| 193 Simple Pneumonia and Pleurisy with MCC | 42 | $66,097 | +11% | $13,458 |
| 682 Renal Failure with MCC | 40 | $80,671 | +22% | $15,466 |
| 640 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and... | 36 | $61,921 | +3% | $13,615 |
| 309 Cardiac Arrhythmia and Conduction Disorders with CC | 33 | $38,907 | +8% | $7,963 |
| 853 Infectious and Parasitic Diseases with O.R. Procedures with... | 33 | $285,168 | +25% | $51,800 |
| 065 Intracranial Hemorrhage or Cerebral Infarction with CC or... | 26 | $60,041 | +8% | $10,133 |
| 281 Acute Myocardial Infarction, Discharged Alive with CC | 25 | $46,762 | -7% | $9,424 |
| 683 Renal Failure with CC | 25 | $41,208 | +1% | $9,073 |
| 064 Intracranial Hemorrhage or Cerebral Infarction with MCC | 24 | $99,098 | -1% | $20,074 |
| 312 Syncope and Collapse | 23 | $37,630 | -17% | $8,851 |
| 637 Diabetes with MCC | 21 | $77,632 | +17% | $15,847 |
| 190 Chronic Obstructive Pulmonary Disease with MCC | 20 | $61,164 | +21% | $11,370 |
| 698 Other Kidney and Urinary Tract Diagnoses with MCC | 20 | $45,680 | -38% | $15,549 |
| 813 Coagulation Disorders | 19 | $62,559 | -22% | $15,916 |
| 392 Esophagitis, Gastroenteritis and Miscellaneous Digestive... | 17 | $41,949 | +4% | $8,287 |
| 480 Hip and Femur Procedures except Major Joint with MCC | 17 | $140,760 | +1% | $32,678 |
| 481 Hip and Femur Procedures except Major Joint with CC | 17 | $101,914 | +1% | $23,831 |
| 330 Major Small and Large Bowel Procedures with CC | 16 | $133,243 | +12% | $24,019 |
| 322 Percutaneous Cardiovascular Procedures with Intraluminal... | 15 | $109,618 | -4% | $18,158 |
| 377 Gastrointestinal Hemorrhage with MCC | 15 | $106,961 | +25% | $17,455 |
| 552 Medical Back Problems without MCC | 15 | $40,562 | -17% | $9,950 |
| 274 Percutaneous and Other Intracardiac Procedures without MCC | 14 | $149,832 | -4% | $34,658 |
| 603 Cellulitis without MCC | 14 | $42,938 | +15% | $9,309 |
| 870 Septicemia or Severe Sepsis with MV >96 Hours | 14 | $289,862 | -10% | $77,164 |
| 389 Gastrointestinal Obstruction with CC | 13 | $34,950 | -10% | $7,982 |
| 100 Seizures with MCC | 12 | $71,418 | -24% | $19,637 |
| 308 Cardiac Arrhythmia and Conduction Disorders with MCC | 12 | $38,680 | -32% | $13,132 |
| 641 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and... | 12 | $33,368 | -10% | $8,595 |
| 951 Other Factors Influencing Health Status | 12 | $16,306 | -36% | $5,972 |
| 321 Percutaneous Cardiovascular Procedures with Intraluminal... | 11 | $161,733 | -1% | $35,574 |
| 522 Hip Replacement with Principal Diagnosis of Hip Fracture... | 11 | $89,680 | -12% | $21,172 |
Outpatient services
Against the Connecticut average
For Septicemia or Severe Sepsis without MV >96 Hours with MCC (DRG 871), Waterbury Hospital charged $91,473 on average, 32% more than the Connecticut average of $69,366, and was paid $20,296 against a state average of $20,799. For Heart Failure and Shock with MCC (DRG 291), Waterbury Hospital charged $65,019 on average, 26% more than the Connecticut average of $51,456, and was paid $12,679 against a state average of $13,920. For Respiratory Infections and Inflammations with MCC (DRG 177), Waterbury Hospital charged $78,239 on average, 40% more than the Connecticut average of $55,851, and was paid $17,045 against a state average of $17,501. For Acute Myocardial Infarction, Discharged Alive with MCC (DRG 280), Waterbury Hospital charged $73,048 on average, 10% more than the Connecticut average of $66,617, and was paid $15,690 against a state average of $18,009. For Comprehensive Observation Services (outpatient APC 8011), its average charge of $25,066 was 7% above the state average of $23,465. For Level 1 Endovascular Procedures (outpatient APC 5191), its average charge of $40,671 was 90% above the state average of $21,352. For Level 5 Musculoskeletal Procedures (outpatient APC 5115), its average charge of $65,593 was 32% above the state average of $49,698. For Level 2 Excision/ Biopsy/ Incision and Drainage (outpatient APC 5072), its average charge of $19,757 was 93% above the state average of $10,228.
Price-transparency record
CMS's enforcement list records these actions for a hospital named Waterbury Hospital in Waterbury, CT, under the federal hospital price-transparency rule (45 CFR part 180), which requires hospitals to post their standard charges online:
- Warning Notice — 2026-05-05 (CMS case 7677)
- Closure Notice — 2026-06-23 (CMS case 7677)
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.