CMS certification 050758
Montclair Hospital Medical Center
5000 San Bernardino Road, Montclair, CA 91763
Montclair Hospital Medical Center has a CMS overall rating of 3 out of 5 stars. 58% of patients who answered CMS's national survey would definitely recommend it, against a US average of 71%. Of the 10 death, complication, infection and readmission measures CMS could compare, it does better than the nation on 2 and worse on 1. Emergency patients spend a median of 2 h 33 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: 437 completed surveys, 29% 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. CMS classes this emergency department's patient volume as medium; busier departments tend to have longer times, so the national median for departments of the same volume is shown too. These are medians over a year of visits, not a live wait time.
| Measure | This hospital | CA | US |
|---|---|---|---|
| Median time in the emergency department before leaving Lower is better · 407 visits sampled · US median for EDs of the same volume: 2 h 45 min | 2 h 33 min | 2 h 54 min | 2 h 42 min |
| Median time for psychiatric and mental health patients Lower is better · 19 visits sampled | 2 h 16 min | 4 h 20 min | 4 h 17 min |
| Left before being seen Lower is better · 28,353 patients | 4% | 2% | 2% |
| Severe sepsis and septic shock: all recommended care given Higher is better · 87 patients | 66% | 70% | 65% |
How Montclair Hospital Medical Center 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 |
|---|---|---|---|---|
| Montclair Hospital Medical CenterThis hospital | 3/5 | 58% | 2 h 33 min | 2 better 1 worse |
| San Antonio Regional HospitalSame county · Upland | 3/5 | 69% | 4 h 17 min | 3 better 2 worse |
| Chino Valley Medical CenterSame county · Chino | 4/5 | 61% | 2 h 54 min | 2 better |
| Hi-Desert Medical CenterSame county · Joshua Tree | 2/5 | 56% | 2 h 34 min | 1 better 1 worse |
| NH Twentynine PalmsSame county · Twentynine Palms | Not rated | 62% | 1 h 50 min | — |
| Providence St Mary Medical CenterSame county · Apple Valley | 2/5 | 53% | 3 h 48 min | 1 better 3 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.
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 549 cases | Too few cases | 3.3% | 3.9% |
| Pneumonia 137 cases | Too few cases | 11.1% | 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 |
|---|---|---|---|
| Serious complications, combined measure | No different | 0.9 likely 0.46 – 1.33 | 1 |
| Pressure ulcers (bed sores) 775 cases | No different | 0.3 per 1,000 likely 0 per 1,000 – 1.23 per 1,000 | 0.63 per 1,000 |
| Collapsed lung caused by a procedure 1,034 cases | No different | 0.2 per 1,000 likely 0 per 1,000 – 0.43 per 1,000 | 0.21 per 1,000 |
| Broken bones from falls in the hospital 1,045 cases | No different | 0.26 per 1,000 likely 0.05 per 1,000 – 0.48 per 1,000 | 0.27 per 1,000 |
| Bleeding or hematoma after surgery 46 cases | No different | 2.31 per 1,000 likely 0.58 per 1,000 – 4.03 per 1,000 | 2.34 per 1,000 |
| Blood clots in the lungs or legs after surgery 45 cases | No different | 3.41 per 1,000 likely 0.8 per 1,000 – 6.02 per 1,000 | 3.52 per 1,000 |
| Accidental cut or tear during abdominal surgery 114 cases | No different | 1.04 per 1,000 likely 0 per 1,000 – 2.13 per 1,000 | 1.06 per 1,000 |
6 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 |
|---|---|---|---|
| Bloodstream infections from central lines (CLABSI) | No different | 1.04 likely 0.17 – 3.42 | 1 |
| Urinary tract infections from catheters (CAUTI) | No different | 0 | 1 |
| C. diff intestinal infections | No different | 0.26 likely 0.01 – 1.3 | 1 |
3 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 48 cases | Too few cases | 22.2% | 21.3% |
| Readmitted after pneumonia 216 cases | Too few cases | 18.8% | 17.3% |
| Readmitted after COPD 26 cases | Too few cases | 20.1% | 20% |
| Days back in hospital after pneumonia 140 cases | Too few cases | 62.2 days per 100 | — |
| Unplanned visits after an outpatient colonoscopy 46 cases | No different | 12.8 per 1,000 likely 9.4 per 1,000 – 17.4 per 1,000 | 13 per 1,000 |
9 more measures had too few cases here to report.
Money from drug and device companies
Drug and device makers have to report what they pay teaching hospitals to CMS's Open Payments program. At many teaching hospitals most of it is research funding, or royalties for inventions the hospital licensed to a company. A payment on its own does not show a conflict of interest.
- 2020 $11,582
- 2021 $0
- 2022 $415
- 2023 $472
- 2024 $300
- 2025 $1,173
What the 2025 general payments were for
| Type of payment | Amount | Payments |
|---|---|---|
| Debt forgiveness | $1,173 | 1 |
Largest paying companies, 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $1,173 | 1 |
Amounts are as the paying companies reported them to CMS; Open Payments data retrieved 13 Sep 2026. Full record on CMS Open Payments.
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 Montclair Hospital Medical Center
Is Montclair Hospital Medical Center a good hospital?
Montclair Hospital Medical Center has a CMS overall rating of 3 out of 5 stars. Of the 10 death, complication, infection and readmission measures CMS could compare, it does better than the nation on 2 and worse on 1. These are hospital-wide results published by CMS; they do not rate individual doctors or departments.
Would patients recommend Montclair Hospital Medical Center?
58% of patients who answered CMS's national survey would definitely recommend it, against a US average of 71%. The figure comes from 437 completed HCAHPS surveys.
How long is the wait in the Montclair Hospital Medical Center emergency room?
Emergency patients spend a median of 2 h 33 min in its emergency department before leaving (US median 2 h 42 min). Among US emergency departments with medium patient volume, like this one, the median is 2 h 45 min. 4% of emergency patients left before being seen (US 2%). These are medians over a year of visits, not a live wait time.
Does Montclair Hospital Medical Center receive money from drug and device companies?
Drug and device makers reported $1,173 in payments to Montclair Hospital Medical Center for 2025, under the federal Open Payments program. A payment on its own does not show a conflict of interest.