CMS certification 370227
St John Owasso
12451 East 100th Street North, Owasso, OK 74055
St John Owasso has a CMS overall rating of 5 out of 5 stars. 79% of patients who answered CMS's national survey would definitely recommend it, against a US average of 71%. Of the 8 death, complication, infection and readmission measures CMS could compare, it does better than the nation on 1 and worse on none. Emergency patients spend a median of 2 h 32 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: 218 completed surveys, 17% 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 | OK | US |
|---|---|---|---|
| Median time in the emergency department before leaving Lower is better · 387 visits sampled | 2 h 32 min | 1 h 57 min | 2 h 42 min |
| Median time for psychiatric and mental health patients Lower is better · 18 visits sampled | 3 h 29 min | 2 h 54 min | 4 h 17 min |
| Stroke symptoms: brain scan read within 45 minutes Higher is better · 15 patients | 27% | 66% | 69% |
| Severe sepsis and septic shock: all recommended care given Higher is better · 128 patients | 60% | 61% | 65% |
How St John Owasso compares with nearby hospitals
The closest hospitals of the same kind that CMS rates or surveys - the same city first, then the same county and ZIP area. Every figure is CMS's: the overall star rating, the share of patients who would definitely recommend the hospital, the median time emergency patients spent before leaving, and how many death, complication, infection and readmission measures CMS found better or worse than the national rate.
| Hospital | CMS stars | Would recommend | ER median time | Vs the nation |
|---|---|---|---|---|
| St John OwassoThis hospital | 5/5 | 79% | 2 h 32 min | 1 better |
| Bailey Medical Center, LLCSame city | 5/5 | 83% | 2 h 35 min | 1 better |
| Ascension St John Broken ArrowSame county · Broken Arrow | 4/5 | 78% | 2 h 55 min | 1 better 1 worse |
| Ascension St John Medical CenterSame county · Tulsa | 3/5 | 60% | 3 h 17 min | 2 better 2 worse |
| Hillcrest Medical CenterSame county · Tulsa | 3/5 | 67% | 3 h 43 min | 3 better 3 worse |
| Oklahoma State University Medical CenterSame county · Tulsa | 2/5 | 73% | 1 h 45 min | 2 better 2 worse |
Hospitals differ in size and in how sick their patients are. CMS adjusts its outcome measures for that, but a star or a percentage is a starting point for questions, not a verdict. All hospitals in Owasso.
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 382 cases | Too few cases | 3.5% | 3.9% |
| Heart failure 46 cases | Too few cases | 10% | 11.1% |
| Pneumonia 81 cases | Too few cases | 12.6% | 15.2% |
4 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 |
|---|---|---|---|
| Pressure ulcers (bed sores) 245 cases | No different | 0.59 per 1,000 likely 0 per 1,000 – 1.89 per 1,000 | 0.63 per 1,000 |
| Collapsed lung caused by a procedure 471 cases | No different | 0.21 per 1,000 likely 0 per 1,000 – 0.44 per 1,000 | 0.21 per 1,000 |
| Broken bones from falls in the hospital 461 cases | No different | 0.27 per 1,000 likely 0.05 per 1,000 – 0.49 per 1,000 | 0.27 per 1,000 |
10 more measures had too few cases here to report.
Infections caught in the hospital
Standardized infection ratio: 1.0 means as many infections as CMS predicted for a hospital like this one. Lower is better. Data from Oct 2024 – Sep 2025.
| Measure | CMS comparison | This hospital | National |
|---|---|---|---|
| C. diff intestinal infections | No different | 1.21 likely 0.2 – 4 | 1 |
5 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 heart failure 87 cases | Too few cases | 22.1% | 21.3% |
| Readmitted after pneumonia 126 cases | Too few cases | 17.7% | 17.3% |
| Readmitted after COPD 31 cases | Too few cases | 20.4% | 20% |
| Days back in hospital after heart failure 61 cases | Too few cases | 25.2 days per 100 | — |
| Days back in hospital after pneumonia 99 cases | Too few cases | -10.8 days per 100 | — |
| Unplanned visits after an outpatient colonoscopy 61 cases | No different | 12.8 per 1,000 likely 9.5 per 1,000 – 17.5 per 1,000 | 13 per 1,000 |
8 more measures had too few cases here to report.
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 St John Owasso
Is St John Owasso a good hospital?
St John Owasso has a CMS overall rating of 5 out of 5 stars. Of the 8 death, complication, infection and readmission measures CMS could compare, it does better than the nation on 1 and worse on none. These are hospital-wide results published by CMS; they do not rate individual doctors or departments.
Would patients recommend St John Owasso?
79% of patients who answered CMS's national survey would definitely recommend it, against a US average of 71%. The figure comes from 218 completed HCAHPS surveys.
How long is the wait in the St John Owasso emergency room?
Emergency patients spend a median of 2 h 32 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.