Critical Access Hospitals · Government - Hospital District or Authority
Prosser Memorial Hospital
- 723 Memorial Street, Prosser, WA 99350
- (509) 786-2222
- Critical Access Hospitals
- Emergency services available 24/7
At a glance
Prosser Memorial Hospital carries a 3-star CMS overall rating — in line with the national norm.
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.
| Measure | Score | Compared to national |
|---|---|---|
| Central Line Associated Bloodstream Infection (ICU + select Wards): Lower Confidence Limit | — | Not available |
| Central Line Associated Bloodstream Infection (ICU + select Wards): Upper Confidence Limit | — | Not available |
| Central Line Associated Bloodstream Infection: Number of Device Days | 429 | Not available |
| Central Line Associated Bloodstream Infection (ICU + select Wards): Predicted Cases | 0.117 | Not available |
| Central Line Associated Bloodstream Infection (ICU + select Wards): Observed Cases | 0 | Not available |
| Central Line Associated Bloodstream Infection (ICU + select Wards) | — | Not available |
| Catheter Associated Urinary Tract Infections (ICU + select Wards): Lower Confidence Limit | — | Not available |
| Catheter Associated Urinary Tract Infections (ICU + select Wards): Upper Confidence Limit | — | Not available |
| Catheter Associated Urinary Tract Infections (ICU + select Wards): Number of Urinary Catheter Days | 616 | Not available |
| Catheter Associated Urinary Tract Infections (ICU + select Wards): Predicted Cases | 0.403 | Not available |
| Catheter Associated Urinary Tract Infections (ICU + select Wards): Observed Cases | 0 | Not available |
| Catheter Associated Urinary Tract Infections (ICU + select Wards) | — | Not available |
| SSI - Colon Surgery: Lower Confidence Limit | — | Not available |
| SSI - Colon Surgery: Upper Confidence Limit | — | Not available |
| SSI - Colon Surgery: Number of Procedures | 6 | Not available |
| SSI - Colon Surgery: Predicted Cases | 0.171 | Not available |
| SSI - Colon Surgery: Observed Cases | 0 | Not available |
| SSI - Colon Surgery | — | Not available |
| SSI - Abdominal Hysterectomy: Lower Confidence Limit | — | Not available |
| SSI - Abdominal Hysterectomy: Upper Confidence Limit | — | Not available |
| SSI - Abdominal Hysterectomy: Number of Procedures | 20 | Not available |
| SSI - Abdominal Hysterectomy: Predicted Cases | 0.132 | Not available |
| SSI - Abdominal Hysterectomy: Observed Cases | 0 | Not available |
| SSI - Abdominal Hysterectomy | — | Not available |
| MRSA Bacteremia: Lower Confidence Limit | — | Not available |
| MRSA Bacteremia: Upper Confidence Limit | — | Not available |
| MRSA Bacteremia: Patient Days | 5020 | Not available |
| MRSA Bacteremia: Predicted Cases | 0.104 | Not available |
| MRSA Bacteremia: Observed Cases | 0 | Not available |
| MRSA Bacteremia | — | Not available |
| Clostridium Difficile (C.Diff): Lower Confidence Limit | 0.029 | Same as national |
| Clostridium Difficile (C.Diff): Upper Confidence Limit | 2.859 | Same as national |
| Clostridium Difficile (C.Diff): Patient Days | 4471 | Same as national |
| Clostridium Difficile (C.Diff): Predicted Cases | 1.725 | Same as national |
| Clostridium Difficile (C.Diff): Observed Cases | 1 | Same as national |
| Clostridium Difficile (C.Diff) | 0.580 | Same as 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.
| Measure | Score | Compared to national | Sample |
|---|---|---|---|
| Rate of complications for hip/knee replacement patients | 3.2 | Same as national | 28 |
| Hybrid Hospital-Wide All-Cause Risk Standardized Mortality Rate | 4 | Same as national | 190 |
| Death rate for heart attack patients | — | Not available | — |
| Death rate for CABG surgery patients | — | Not available | — |
| Death rate for COPD patients | — | Not available | — |
| Death rate for heart failure patients | 11.2 | Same as national | 33 |
| Death rate for pneumonia patients | 19.9 | Same as national | 70 |
| Death rate for stroke patients | 11.7 | Same as national | 29 |
| Pressure ulcer rate | — | Not available | — |
| Death rate among surgical inpatients with serious treatable complications | — | Not available | — |
| Iatrogenic pneumothorax rate | — | Not available | — |
| In-hospital fall-associated fracture rate | — | Not available | — |
| Postoperative hemorrhage or hematoma rate | — | Not available | — |
| Postoperative acute kidney injury requiring dialysis rate | — | Not available | — |
| Postoperative respiratory failure rate | — | Not available | — |
| Perioperative pulmonary embolism or deep vein thrombosis rate | — | Not available | — |
| Postoperative sepsis rate | — | Not available | — |
| Postoperative wound dehiscence rate | — | Not available | — |
| Abdominopelvic accidental puncture or laceration rate | — | Not available | — |
| CMS Medicare PSI 90: Patient safety and adverse events composite | — | Not available | — |
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.
| Measure | Score | Compared to national | Sample |
|---|---|---|---|
| Hospital return days for heart attack patients | — | Not available | — |
| Hospital return days for heart failure patients | 23.7 | Not available | 44 |
| Hospital return days for pneumonia patients | -21.7 | Not available | 63 |
| Hybrid Hospital-Wide All-Cause Readmission Measure (HWR) | 15.2 | Same as national | 236 |
| Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies) | — | Not available | — |
| Rate of inpatient admissions for patients receiving outpatient chemotherapy | — | Not available | — |
| Rate of emergency department (ED) visits for patients receiving outpatient chemotherapy | — | Not available | — |
| Ratio of unplanned hospital visits after hospital outpatient surgery | — | Not available | — |
| Acute Myocardial Infarction (AMI) 30-Day Readmission Rate | — | Not available | — |
| Rate of readmission for CABG | — | Not available | — |
| Rate of readmission for chronic obstructive pulmonary disease (COPD) patients | — | Not available | — |
| Heart failure (HF) 30-Day Readmission Rate | 20 | Same as national | 44 |
| Rate of readmission after hip/knee replacement | 4.4 | Same as national | 33 |
| Pneumonia (PN) 30-Day Readmission Rate | 15.7 | Same as national | 63 |
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.
| Measure | Score | Sample |
|---|---|---|
| Nurse communication - star rating | 4 | 258 |
| Doctor communication - star rating | 4 | 258 |
| Communication about medicines - star rating | 3 | 258 |
| Discharge information - star rating | 4 | 258 |
| Cleanliness - star rating | 5 | 258 |
| Quietness - star rating | 3 | 258 |
| Overall hospital rating - star rating | 4 | 258 |
| Recommend hospital - star rating | 5 | 258 |
| Summary star rating | 4 | 258 |
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.
| Measure | Score | Sample |
|---|---|---|
| Emergency department volume | medium | — |
| 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 | 9 | 797 |
| Hospital Harm - Severe Hypoglycemia | — | — |
| Hospital Harm - Opioid Related Adverse Events | — | — |
| Healthcare workers given influenza vaccination | 83 | 761 |
| 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 better | 126 | 1230 |
| 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 better | 126 | 1209 |
| Average (median) time psychiatric/mental health patients spent in the emergency department before leaving from the visit. A lower number of minutes is better | 131 | 19 |
| 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 seen | 2 | 21579 |
| Head CT results | — | — |
| Endoscopy/polyp surveillance: appropriate follow-up interval for normal colonoscopy in average risk patients | — | — |
| Improvement in Patient's Visual Function within 90 Days Following Cataract Surgery | — | — |
| ST-Segment Elevation Myocardial Infarction (STEMI) | — | — |
| Safe Use of Opioids - Concurrent Prescribing | 9 | 401 |
| Appropriate care for severe sepsis and septic shock | 68 | 40 |
| Septic Shock 3-Hour Bundle | — | — |
| Septic Shock 6-Hour Bundle | — | — |
| Severe Sepsis 3-Hour Bundle | 78 | 40 |
| Severe Sepsis 6-Hour Bundle | 88 | 24 |
| Discharged on Antithrombotic Therapy | — | — |
| Anticoagulation Therapy for Atrial Fibrillation/Flutter | — | — |
| Antithrombotic Therapy by End of Hospital Day 2 | — | — |
| Venous Thromboembolism Prophylaxis | 89 | 549 |
| 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.
| Measure | Score | Sample |
|---|---|---|
| Cesarean Birth | — | — |
| Risk Adjusted Severe Obstetric Complications (All) | — | — |
| Risk Adjusted Severe Obstetric Complications (excluding blood-transfusion-only cases) | — | — |
| Maternal Morbidity Structural Measure | Yes | — |
Frequently asked questions
- How is Prosser Memorial Hospital rated?
- Prosser Memorial Hospital has a 3 out of 5 CMS overall star rating as of the latest CMS release.
- Does Prosser Memorial Hospital have emergency services?
- Yes. Prosser Memorial Hospital operates a 24/7 emergency department.
- Where is Prosser Memorial Hospital located?
- Prosser Memorial Hospital is located at 723 Memorial Street, Prosser, WA 99350.
- What type of hospital is Prosser Memorial Hospital?
- Prosser Memorial Hospital is classified by CMS as a Critical Access Hospitals facility (Government - Hospital District or Authority).
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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.