Hospital · Short-term acute hospital
Who owns Clara Maass Medical Center?
One Clara Maass Drive · Belleville, NJ · 07109
Overview
Clara Maass Medical Center is a short-term acute hospital in Belleville, New Jersey, operated by Clara Maass Medical Center. Essex County has 7 hospitals, 29 nursing homes and 39 urgent care centers.
Ownership
Clara Maass Medical Center is operated by Clara Maass Medical Center, part of RWJBarnabas Health.
- Operator
- Clara Maass Medical Center
- Owner group
- RWJBarnabas Health
- Ownership type
- Private Nonprofit
- Sources
- CMS Hospital Enrollments and All Owners (PECOS): hospital ownership graph · 2026-10-25
- CMS record · 2024
- AHRQ Compendium of U.S. Health Systems (hospital linkage) · 2023-12-31
- Company website · 2026-10-25
Ownership history
Every dated change of operator and owner for Clara Maass Medical Center, with the source for each.
Full ownership tree of RWJBarnabas Health
Every entity between this facility and its ultimate owner, with ownership percentages and dates.
Finances
From the hospital's Medicare cost report, fiscal year ending 2024.
| Net patient revenue | $384.8M |
| Operating expenses | $389.0M |
| Net income | $7.8M |
| Net income as a share of net patient revenue | 2.0% |
| Uncompensated care cost | $39.2M |
| Charity care cost | $33.5M |
| Medicaid net revenue | $68.7M |
| Medicare disproportionate share percentage | 21.0% |
Payer mix by inpatient days (2024)
- Commercial and other 68.6%
- Medicare 22.8%
- Medicaid 8.7%
Services
Top inpatient services, Medicare (2024)
| Service | Discharges | Average total payment |
|---|---|---|
| Heart failure and shock with MCC · 291 | 112 | $12K |
| Septicemia or severe sepsis without MV >96 hours with MCC · 871 | 93 | $18K |
| Acute myocardial infarction, discharged alive with MCC · 280 | 83 | $15K |
| Simple pneumonia and pleurisy with MCC · 193 | 64 | $12K |
| Kidney and urinary tract infections with MCC · 689 | 50 | $12K |
Top outpatient services, Medicare (2024)
| Service | Services |
|---|---|
| Comprehensive Observation Services · 8011 | 456 |
| Level 2 Intraocular Procedures · 5492 | 359 |
| Level 1 Intraocular Procedures · 5491 | 154 |
| Level 3 Intraocular Procedures · 5493 | 98 |
| Level 1 Endovascular Procedures · 5191 | 75 |
Medicare fee-for-service only. Small counts are suppressed by CMS.
Location and market
- Address
- One Clara Maass Drive · Belleville, NJ · 07109
- County
- Essex County
- State
- New Jersey
1 off-site locations
Campuses, off-site emergency departments and outpatient departments under this hospital's certification.
Nearby hospitals
| Name | City | Distance |
|---|---|---|
| Silver Lake Hospital Ltach | Newark | 1.1 mi |
| Saint Michael's Medical Center | Newark | 2.9 mi |
| The University Hospital | Newark | 3.2 mi |
| Kessler Rehab Center | West Orange | 5.2 mi |
| St Mary's General Hospital | Passaic | 5.4 mi |
| Hudson Regional Hospital | Secaucus | 5.5 mi |
Sources and identifiers
- Operator: CMS Hospital Enrollments and All Owners (PECOS): hospital ownership graph · CMS record · AHRQ Compendium of U.S. Health Systems (hospital linkage) · Company website
- Finances and payer mix: CMS hospital cost reports (HCRIS), fiscal year 2024
- Services: CMS Medicare inpatient and outpatient utilization
- Ownership type and beds: CMS Provider of Services file
- Location: CMS and Census Bureau geography
- CMS certification number
- 310009
- NPI
- 1902901333
- Last confirmed
- 2026-10-23
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