Complications & Deaths Measures
20
CMS-tracked
New Jersey · Acute Care
Hackensack Meridian Mountainside Medical
According to PlainHospital's CMS star-rating ranking (CMS Hospital Compare overall stars), Hackensack Meridian Mountainside Medical ranks #688 of 3182 rated US hospitals by overall star rating (highest = #1).
- 4★
- CMS overall rating
- Top 42%
- national star rank
- #688 of 3182
- Corpus placement
- 20
- Quality measures
- 6
- Infection types
Data currency: Hospital quality, safety, and patient-experience measures from the CMS Care Compare program (published quarterly), last refreshed May 2026. See our methodology for source dates. Spot a figure that looks wrong? Report a correction.
1 Bay Avenue, Montclair, NJ 07042 · Essex County · (973) 429-6000
The verdict
According to PlainHospital's CMS star-rating ranking (CMS Hospital Compare overall stars), Hackensack Meridian Mountainside Medical ranks #688 of 3182 rated US hospitals by overall star rating (highest = #1). That corpus rank reflects an above-median CMS star rating nationally, with 1 quality measure beating the national benchmark (1 worse).
- Top 42%
- CMS star rating vs 3,182 rated US hospitals
- #688 of 3182
- rated-hospital corpus placement
- 1
- measures better than national of 24 compared
- Yes
- emergency department on site
Since the last CMS release
CMS raised this hospital from 3 to 4 stars between its May 2026 and August 2026 releases, a gain of 1.
CMS replaces its file at each release rather than publishing a changelog, so this comparison exists only because the earlier release is kept on file. See what changed nationally.
Where Hackensack Meridian Mountainside Medical sits among rated US hospitals
4 Top 42% higher than 58% of 3,182 rated hospitals
CMS star rating (1–5 stars), bucketed by value
Each bar is a band; taller bars hold more rated hospitals. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source CMS Hospital Compare, overall hospital rating · 2026-08-14
Hackensack Meridian Mountainside Medical vs. New Jersey and the nation
- Hackensack Meridian …
Hackensack Meridian Mountainside Medical
4 stars
- New Jersey avg
New Jersey state average
3.1 stars
- US avg
National average
3.2 stars
What this shows At 4 stars, Hackensack Meridian Mountainside Medical rates above the New Jersey average of 3.1 and above the national average of 3.2.
Type
Acute Care Hospitals
Ownership
Proprietary
Emergency Services
Yes
Birthing Friendly
Yes
Patient Experience
17
HCAHPS domains
Infection Types
6
CDC NHSN
CMS Overall Star Rating 80.0%
4 of 5 stars
Star-band quality profile for Hackensack Meridian Mountainside Medical
Mortality 7 measures
Safety of care 7 measures
Readmission 10 measures
Better than national Same as national Worse than national
Quality Measures
| Measure | Score | vs. National |
|---|---|---|
| Abdominopelvic accidental puncture or laceration rate | 1.1 | Same as National |
| CMS Medicare PSI 90: Patient safety and adverse events composite | 0.94 | Same as National |
| Death rate among surgical inpatients with serious treatable complications | 146.22 | Same as National |
| Death rate for CABG surgery patients | N/A | Not Available |
| Death rate for COPD patients | 8.9 | Same as National |
| Death rate for heart attack patients | 11.8 | Same as National |
| Death rate for heart failure patients | 9.7 | Same as National |
| Death rate for pneumonia patients | 14.5 | Same as National |
| Death rate for stroke patients | 11.6 | Same as National |
| Hybrid Hospital-Wide All-Cause Risk Standardized Mortality Rate | 4.1 | Same as National |
| Iatrogenic pneumothorax rate | 0.32 | Same as National |
| In-hospital fall-associated fracture rate | 0.22 | Same as National |
| Perioperative pulmonary embolism or deep vein thrombosis rate | 4.29 | Same as National |
| Postoperative acute kidney injury requiring dialysis rate | 1.6 | Same as National |
| Postoperative hemorrhage or hematoma rate | 1.96 | Same as National |
Patient Experience (HCAHPS)
Experience profile vs. the national average
Source: CMS Hospital Compare, HCAHPS patient survey star ratings.
| Survey Question | Star Rating |
|---|---|
| Cleanliness - linear mean score | N/A |
| Cleanliness - star rating | 4 |
| Communication about medicines - linear mean score | N/A |
| Communication about medicines - star rating | 2 |
| Discharge information - linear mean score | N/A |
| Discharge information - star rating | 2 |
| Doctor communication - linear mean score | N/A |
| Doctor communication - star rating | 3 |
| Nurse communication - linear mean score | N/A |
| Nurse communication - star rating | 2 |
| Overall hospital rating - linear mean score | N/A |
| Overall hospital rating - star rating | 2 |
| Quietness - linear mean score | N/A |
| Quietness - star rating | 2 |
| Recommend hospital - linear mean score | N/A |
| Recommend hospital - star rating | 3 |
| Summary star rating | 2 |
Safety & Infections
| Measure | Score | vs. National |
|---|---|---|
| Catheter Associated Urinary Tract Infections (ICU + select Wards) | 0.528 | Same as National |
| Central Line Associated Bloodstream Infection (ICU + select Wards) | 0 | Better than National |
| Clostridium Difficile (C.Diff) | 0.143 | Better than National |
| MRSA Bacteremia | 0.751 | Same as National |
| SSI - Abdominal Hysterectomy | N/A | Not Available |
| SSI - Colon Surgery | 0.466 | Same as National |
Staffing & Spending
Unplanned Visits & Readmissions
| Measure | Score | vs. National |
|---|---|---|
| Acute Myocardial Infarction (AMI) 30-Day Readmission Rate | 13.5 | Same as National |
| Heart failure (HF) 30-Day Readmission Rate | 20.2 | Same as National |
| Hospital return days for heart attack patients | -18.2 | Average Days per 100 Discharges |
| Hospital return days for heart failure patients | -10 | Average Days per 100 Discharges |
| Hospital return days for pneumonia patients | 11.2 | More Days Than Average per 100 Discharges |
| Hybrid Hospital-Wide All-Cause Readmission Measure (HWR) | 15.1 | Same as National |
| Pneumonia (PN) 30-Day Readmission Rate | 16.6 | Same as National |
| Rate of emergency department (ED) visits for patients receiving outpatient chemotherapy | 4.9 | Same as National |
| Rate of inpatient admissions for patients receiving outpatient chemotherapy | 12.5 | Same as National |
| Rate of readmission after hip/knee replacement | 4.3 | Same as National |
| Rate of readmission for CABG | N/A | Not Available |
| Rate of readmission for chronic obstructive pulmonary disease (COPD) patients | 18.1 | Same as National |
| Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies) | 12 | Same as National |
| Ratio of unplanned hospital visits after hospital outpatient surgery | 0.8 | Same as National |
Medicare Spending
| Measure | Score |
|---|---|
| Medicare hospital spending per patient (Medicare Spending per Beneficiary) | 1.08 |
Maternal Health
| Measure | Score |
|---|---|
| Cesarean Birth | N/A |
| Maternal Morbidity Structural Measure | N/A |
| Risk Adjusted Severe Obstetric Complications (All) | N/A |
| Risk Adjusted Severe Obstetric Complications (excluding blood-transfusion-only cases) | N/A |
Nationwide hospitals with similar CMS profiles
Peer sets for Hackensack Meridian Mountainside Medical outside New Jersey, keyed first to the high CMS star band.
Similar CMS star rating
Nearest overall stars outside NJ (4/5 here).
Similar mortality outcomes
Nearest mortality measures rated better than national, outside NJ (0 better here).
Nearby Hospitals in New Jersey
Other Medicare-certified hospitals in New Jersey.
One of 78 Medicare-certified hospitals in New Jersey, 6 are shown here.
Ahs Hospital Corp
Hackettstown, NJ
4/5
Acute Care Hospitals
Ancora Psych Hosp
Hammonton, NJ
No rating Psychiatric
Aspen Hills Healthcare Center
Pemberton, NJ
No rating Psychiatric
Atlanticare Regional Medical Center - City Campus
Atlantic City, NJ
4/5
Acute Care Hospitals
Bayshore Medical Center
Holmdel, NJ
4/5
Acute Care Hospitals
Bergen New Bridge Medical Center
Paramus, NJ
No rating Acute Care Hospitals
Compare Hackensack Meridian Mountainside Medical vs Ahs Hospital Corp →
Frequently Asked Questions
How does Hackensack Meridian Mountainside Medical compare to other hospitals on CMS star rating?
According to PlainHospital's CMS star-rating ranking, Hackensack Meridian Mountainside Medical ranks #688 of 3182 rated US hospitals (high-band tercile among 3,182 rated facilities). Sort basis: star_rating DESC - see /methodology#corpus-placement.
What is the CMS star rating for Hackensack Meridian Mountainside Medical?
Hackensack Meridian Mountainside Medical has an overall CMS star rating of 4 out of 5 (high-band), above the 3.2-star national average.
How does Hackensack Meridian Mountainside Medical perform on quality measures?
1 of 24 compared mortality, safety, and readmission measures rate better than the national average at Hackensack Meridian Mountainside Medical; 1 rate worse.
What do patients say about Hackensack Meridian Mountainside Medical?
Hackensack Meridian Mountainside Medical reports 17 HCAHPS patient-experience domain scores. Star ratings range from 2 to 4 out of 5.
What are the infection rates at Hackensack Meridian Mountainside Medical?
Hackensack Meridian Mountainside Medical tracks 6 healthcare-associated infection types (CDC NHSN). 2 are better than the national benchmark, 0 are worse, and 3 are at the national average.
Does Hackensack Meridian Mountainside Medical have emergency services?
Yes, Hackensack Meridian Mountainside Medical provides emergency services.
What type of hospital is Hackensack Meridian Mountainside Medical?
Hackensack Meridian Mountainside Medical is a Acute Care Hospitals facility with Proprietary ownership, located in Montclair, NJ. This facility has received the CMS Birthing-Friendly designation.
How much does Medicare spend at Hackensack Meridian Mountainside Medical?
1 Medicare spending category is on file for Hackensack Meridian Mountainside Medical, per episode vs. the national median.
Does Hackensack Meridian Mountainside Medical offer maternal health services?
Yes, Hackensack Meridian Mountainside Medical reports 4 maternal health measures. This facility has been designated as Birthing-Friendly by CMS.
Read our methodology & full data source list · Source: CMS Hospital Compare · measure windows