CMS certification 531313
Star Valley Medical Center
901 Adams Street, Afton, WY 83110
CMS does not publish an overall star rating for Star Valley Medical Center. 67% of patients who answered CMS's national survey would definitely recommend it, against a US average of 71%. On all 6 death, complication, infection and readmission measures CMS could compare, it is no different from the national rate. Emergency patients spend a median of 1 h 51 min in its emergency department before leaving (US median 2 h 42 min).
Every figure on this page is published by CMS; we arrange and explain it, and score nothing ourselves.
What patients said
Answers from patients who stayed here, collected by CMS in the national HCAHPS survey: 93 completed surveys, 21% response rate, Oct 2024 – Sep 2025.
Emergency department
How long emergency patients spent here and how some time-critical care went, from CMS's timely and effective care measures, Oct 2024 – Sep 2025. These are medians over a year of visits, not a live wait time.
| Measure | This hospital | WY | US |
|---|---|---|---|
| Median time in the emergency department before leaving Lower is better · 336 visits sampled | 1 h 51 min | 2 h 11 min | 2 h 42 min |
| Severe sepsis and septic shock: all recommended care given Higher is better · 33 patients | 64% | 63% | 65% |
Deaths
How many patients died within 30 days of admission, adjusted by CMS for how sick they were. Lower is better. Data from Jul 2022 – Jun 2025.
| Measure | CMS comparison | This hospital | National |
|---|---|---|---|
| All patients, hospital-wide 171 cases | Too few cases | 4.3% | 3.9% |
| Pneumonia 41 cases | Too few cases | 15% | 15.2% |
5 more measures had too few cases here to report.
Complications
How often patients had serious complications, most of them after surgery, adjusted for how sick they were. Lower is better. Data from Jul 2022 – Jun 2024.
| Measure | CMS comparison | This hospital | National |
|---|---|---|---|
| After hip or knee replacement 63 cases | Too few cases | 3.3% | 4.1% |
12 more measures had too few cases here to report.
Readmissions and return visits
How often patients had to come back to a hospital after going home. Lower is better. Data from Jul 2023 – Jun 2025.
| Measure | CMS comparison | This hospital | National |
|---|---|---|---|
| Readmitted after pneumonia 31 cases | Too few cases | 16.9% | 17.3% |
| Readmitted after hip or knee replacement 51 cases | Too few cases | 6.5% | 5.8% |
| Days back in hospital after pneumonia 49 cases | Too few cases | -11.8 days per 100 | — |
11 more measures had too few cases here to report.
Not reported for this hospital
CMS had too few cases here to publish results for infections caught in the hospital. That is common at small, rural and specialty hospitals, and says nothing either way about quality.
Clinicians registered at this address
17 clinicians give this hospital's street address as their practice location in NPPES, the federal provider registry. The same address can take in offices and clinics in the building, and a listing does not prove admitting privileges or current employment.
| Specialty | Clinicians |
|---|---|
| Emergency Medicine | 3 |
| Family Medicine | 2 |
| Anesthesiology | 1 |
| Athletic Trainer | 1 |
| Diagnostic Radiology | 1 |
| Dietitian, Registered | 1 |
| Family | 1 |
| Occupational Therapist | 1 |
| Orthopedic | 1 |
| Physical Rehabilitation | 1 |
| Physical Therapist | 1 |
| Rehabilitation Hospital | 1 |
First 12 alphabetically
How to read this page
- Everything here is published by CMS on Care Compare. We arrange it and explain it; the star ratings and the better / worse verdicts are CMS's, not ours.
- “No different” is the most common result on most measures at most hospitals. CMS only calls a result better or worse when the difference from the national rate is statistically clear.
- Death, complication and readmission rates are adjusted by CMS for how sick patients were, so hospitals that treat sicker patients can be compared fairly.
- Infection results are ratios: 1.0 means as many infections as CMS predicted for a hospital like this one, below 1.0 is fewer.
- These are hospital-wide results. They do not rate an individual doctor, nurse or department, and they are not medical advice.
CMS Care Compare data retrieved 4 Oct 2026, refreshed weekly. Where this data comes from and how we handle it · Report an error
Common questions about Star Valley Medical Center
Is Star Valley Medical Center a good hospital?
CMS does not publish an overall star rating for Star Valley Medical Center. On all 6 death, complication, infection and readmission measures CMS could compare, it is no different from the national rate. These are hospital-wide results published by CMS; they do not rate individual doctors or departments.
Would patients recommend Star Valley Medical Center?
67% of patients who answered CMS's national survey would definitely recommend it, against a US average of 71%. The figure comes from 93 completed HCAHPS surveys.
How long is the wait in the Star Valley Medical Center emergency room?
Emergency patients spend a median of 1 h 51 min in its emergency department before leaving (US median 2 h 42 min). These are medians over a year of visits, not a live wait time.