JCIPatientSafety.orgHospital Quality Directory

Acute Care Hospitals · Voluntary non-profit - Private

Norwalk Hospital

3 / 5

At a glance

Norwalk Hospital carries a 3-star CMS overall rating — in line with the national norm. On healthcare-associated infection measures, it performs better than the national average on 6 and worse on 0.

Healthcare-Associated Infections

lower is better · 36 measures reported

Rates of infections patients can acquire while receiving care, such as central-line and catheter-associated infections, MRSA, and C. difficile.

MeasureScoreCompared to national
Central Line Associated Bloodstream Infection (ICU + select Wards): Lower Confidence Limit0.095Same as national
Central Line Associated Bloodstream Infection (ICU + select Wards): Upper Confidence Limit1.866Same as national
Central Line Associated Bloodstream Infection: Number of Device Days3992Same as national
Central Line Associated Bloodstream Infection (ICU + select Wards): Predicted Cases3.541Same as national
Central Line Associated Bloodstream Infection (ICU + select Wards): Observed Cases2Same as national
Central Line Associated Bloodstream Infection (ICU + select Wards)0.565Same as national
Catheter Associated Urinary Tract Infections (ICU + select Wards): Lower Confidence Limit0.420Same as national
Catheter Associated Urinary Tract Infections (ICU + select Wards): Upper Confidence Limit3.190Same as national
Catheter Associated Urinary Tract Infections (ICU + select Wards): Number of Urinary Catheter Days2983Same as national
Catheter Associated Urinary Tract Infections (ICU + select Wards): Predicted Cases3.025Same as national
Catheter Associated Urinary Tract Infections (ICU + select Wards): Observed Cases4Same as national
Catheter Associated Urinary Tract Infections (ICU + select Wards)1.322Same as national
SSI - Colon Surgery: Lower Confidence Limit0.152Same as national
SSI - Colon Surgery: Upper Confidence Limit2.998Same as national
SSI - Colon Surgery: Number of Procedures91Same as national
SSI - Colon Surgery: Predicted Cases2.204Same as national
SSI - Colon Surgery: Observed Cases2Same as national
SSI - Colon Surgery0.907Same as national
SSI - Abdominal Hysterectomy: Lower Confidence LimitNot available
SSI - Abdominal Hysterectomy: Upper Confidence LimitNot available
SSI - Abdominal Hysterectomy: Number of Procedures38Not available
SSI - Abdominal Hysterectomy: Predicted Cases0.302Not available
SSI - Abdominal Hysterectomy: Observed Cases1Not available
SSI - Abdominal HysterectomyNot available
MRSA Bacteremia: Lower Confidence Limit0.027Same as national
MRSA Bacteremia: Upper Confidence Limit2.701Same as national
MRSA Bacteremia: Patient Days46055Same as national
MRSA Bacteremia: Predicted Cases1.826Same as national
MRSA Bacteremia: Observed Cases1Same as national
MRSA Bacteremia0.548Same as national
Clostridium Difficile (C.Diff): Lower Confidence Limit0.036Better than national
Clostridium Difficile (C.Diff): Upper Confidence Limit0.385Better than national
Clostridium Difficile (C.Diff): Patient Days43590Better than national
Clostridium Difficile (C.Diff): Predicted Cases21.215Better than national
Clostridium Difficile (C.Diff): Observed Cases3Better than national
Clostridium Difficile (C.Diff)0.141Better than national

Complications & Deaths

lower is better · 20 measures reported

Rates of serious complications (like hip/knee replacement problems or accidental cuts during surgery) and 30-day mortality rates for common conditions.

MeasureScoreCompared to nationalSample
Rate of complications for hip/knee replacement patientsNot available
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality Rate3.4Better than national1286
Death rate for heart attack patients11.4Same as national114
Death rate for CABG surgery patientsNot available
Death rate for COPD patients9Same as national78
Death rate for heart failure patients9.8Same as national392
Death rate for pneumonia patients14.5Same as national529
Death rate for stroke patients13.6Same as national225
Pressure ulcer rate0.63Same as national4729
Death rate among surgical inpatients with serious treatable complications180.82Same as national39
Iatrogenic pneumothorax rate0.37Same as national5662
In-hospital fall-associated fracture rate0.26Same as national5681
Postoperative hemorrhage or hematoma rate2.25Same as national785
Postoperative acute kidney injury requiring dialysis rate1.60Same as national227
Postoperative respiratory failure rate6.54Same as national221
Perioperative pulmonary embolism or deep vein thrombosis rate4.56Same as national818
Postoperative sepsis rate5.26Same as national201
Postoperative wound dehiscence rate1.67Same as national227
Abdominopelvic accidental puncture or laceration rate0.86Same as national894
CMS Medicare PSI 90: Patient safety and adverse events composite0.98Same as national

Unplanned Hospital Visits & Readmissions

lower is better · 14 measures reported

How often patients return to the hospital unexpectedly within 30 days of discharge — a marker of care quality and discharge planning.

MeasureScoreCompared to nationalSample
Hospital return days for heart attack patients-10.6Not available65
Hospital return days for heart failure patients34.7Not available441
Hospital return days for pneumonia patients2.4Not available532
Hybrid Hospital-Wide All-Cause Readmission Measure (HWR)14.7Same as national2327
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)13.5Same as national1735
Rate of inpatient admissions for patients receiving outpatient chemotherapy13.4Same as national137
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapy5.1Same as national137
Ratio of unplanned hospital visits after hospital outpatient surgery0.9Same as national305
Acute Myocardial Infarction (AMI) 30-Day Readmission Rate13.4Same as national65
Rate of readmission for CABGNot available
Rate of readmission for chronic obstructive pulmonary disease (COPD) patients18.7Same as national82
Heart failure (HF) 30-Day Readmission Rate21.9Same as national441
Rate of readmission after hip/knee replacementNot available
Pneumonia (PN) 30-Day Readmission Rate15.6Same as national532

Patient Experience (HCAHPS)

higher is better · 9 measures reported

What patients say about their hospital stay — communication with nurses and doctors, responsiveness, cleanliness, pain management, and whether they would recommend the hospital.

MeasureScoreSample
Nurse communication - star rating31930
Doctor communication - star rating31930
Communication about medicines - star rating21930
Discharge information - star rating41930
Cleanliness - star rating41930
Quietness - star rating31930
Overall hospital rating - star rating31930
Recommend hospital - star rating31930
Summary star rating31930

Timely & Effective Care

higher is better (unless a wait time) · 30 measures reported

How consistently hospitals follow recommended care processes — for example, giving heart-attack patients aspirin on arrival, or the average time spent in the emergency department.

MeasureScoreSample
Emergency department volumehigh
Global Malnutrition Composite Score
Global Malnutrition Composite Score: Malnutrition Diagnosis Documented
Global Malnutrition Composite Score: Malnutrition Risk Screening
Global Malnutrition Composite Score: Nutrition Assessment
Global Malnutrition Composite Score: Nutritional Care Plan
Hospital Harm - Severe Hyperglycemia
Hospital Harm - Severe Hypoglycemia
Hospital Harm - Opioid Related Adverse Events
Healthcare workers given influenza vaccination762108
Average (median) time all patients spent in the emergency department before leaving from the visit, including psychiatric/mental health patients and patients who were transferred to another facility. A lower number of minutes is better206392
Average (median) time patients spent in the emergency department before leaving from the visit, excluding patients transferred to another facility or psychiatric care/mental health patients. A lower number of minutes is better201370
Average (median) time psychiatric/mental health patients spent in the emergency department before leaving from the visit. A lower number of minutes is better24622
Average (median) time patients spent in the emergency department before being transferred to another facility. A lower number of minutes is better
Left before being seen145494
Head CT results
Endoscopy/polyp surveillance: appropriate follow-up interval for normal colonoscopy in average risk patients9969
Improvement in Patient's Visual Function within 90 Days Following Cataract Surgery
ST-Segment Elevation Myocardial Infarction (STEMI)
Safe Use of Opioids - Concurrent Prescribing201321
Appropriate care for severe sepsis and septic shock44102
Septic Shock 3-Hour Bundle5934
Septic Shock 6-Hour Bundle7516
Severe Sepsis 3-Hour Bundle71102
Severe Sepsis 6-Hour Bundle8954
Discharged on Antithrombotic Therapy94104
Anticoagulation Therapy for Atrial Fibrillation/Flutter6035
Antithrombotic Therapy by End of Hospital Day 293118
Venous Thromboembolism Prophylaxis
Intensive Care Unit Venous Thromboembolism Prophylaxis

Maternal Health

lower is better · 4 measures reported

Measures of maternal outcomes and safe delivery practices, including severe complications during childbirth.

MeasureScoreSample
Cesarean Birth
Risk Adjusted Severe Obstetric Complications (All)
Risk Adjusted Severe Obstetric Complications (excluding blood-transfusion-only cases)
Maternal Morbidity Structural MeasureYes

Frequently asked questions

How is Norwalk Hospital rated?
Norwalk Hospital has a 3 out of 5 CMS overall star rating as of the latest CMS release.
Does Norwalk Hospital have emergency services?
Yes. Norwalk Hospital operates a 24/7 emergency department.
Where is Norwalk Hospital located?
Norwalk Hospital is located at 24 Stevens Street, Norwalk, CT 06856.
What type of hospital is Norwalk Hospital?
Norwalk Hospital is classified by CMS as a Acute Care Hospitals facility (Voluntary non-profit - Private).

Data as of 2026-06-14. Source: CMS Provider Data Catalog. This is public data provided for informational purposes only and is not medical advice. See our methodology and editorial policy.

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