Hospital · Short-term acute hospital
Who owns Mount Auburn Hospital?
330 Mount Auburn Street · Cambridge, MA · 02138
Overview
Beds204
Discharges11,270cost report 2024
Occupancy62%inpatient days ÷ bed days
Employees (FTE)1,710
Mount Auburn Hospital is a short-term acute hospital in Cambridge, Massachusetts, operated by Mount Auburn Hospital. Middlesex County has 15 hospitals, 67 nursing homes and 59 urgent care centers.
Ownership
Mount Auburn Hospital is operated by Mount Auburn Hospital, part of Beth Israel Lahey Health.
- Operator
- Mount Auburn Hospital
- Owner group
- Beth Israel Lahey Health
- Ownership type
- Private Nonprofit
- Sources
- CMS Hospital Enrollments and All Owners (PECOS): hospital ownership graph · 2026-10-25
- irs_schedule_h · 202509
- CMS record · 2024
- Company website · 2026-10-25
Ownership history
Every dated change of operator and owner for Mount Auburn Hospital, with the source for each.
Full ownership tree of Beth Israel Lahey 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 | $330.1M |
| Operating expenses | $370.6M |
| Net income | −$16.2M |
| Net income as a share of net patient revenue | -4.9% |
| Uncompensated care cost | $8.3M |
| Charity care cost | $5.0M |
| Medicaid net revenue | $24.0M |
| Medicare disproportionate share percentage | 7.0% |
Payer mix by inpatient days (2024)
- Commercial and other 51.9%
- Medicare 33.9%
- Medicaid 14.2%
- Other government 0.0%
Services
Top inpatient services, Medicare (2024)
| Service | Discharges | Average total payment |
|---|---|---|
| Septicemia or severe sepsis without MV >96 hours with MCC · 871 | 243 | $21K |
| Heart failure and shock with MCC · 291 | 124 | $14K |
| Acute myocardial infarction, discharged alive with MCC · 280 | 99 | $17K |
| Respiratory infections and inflammations with MCC · 177 | 93 | $17K |
| Simple pneumonia and pleurisy with MCC · 193 | 79 | $14K |
Top outpatient services, Medicare (2024)
| Service | Services |
|---|---|
| Comprehensive Observation Services · 8011 | 516 |
| Level 2 Excision/ Biopsy/ Incision and Drainage · 5072 | 236 |
| Level 1 Endovascular Procedures · 5191 | 159 |
| Level 2 Upper GI Procedures · 5302 | 107 |
| Level 3 Urology and Related Services · 5373 | 103 |
Medicare fee-for-service only. Small counts are suppressed by CMS.
Location and market
- Address
- 330 Mount Auburn Street · Cambridge, MA · 02138
- County
- Middlesex County
- State
- Massachusetts
Hospitals in the county15
Nursing homes67
Urgent care centers59
Nearby hospitals
| Name | City | Distance |
|---|---|---|
| Spaulding Hospital For Continuing Med Care-Camb | Cambridge | 1.3 mi |
| Cambridge Health Alliance | Cambridge | 1.5 mi |
| Arbour Human Resource Institute | Brookline | 1.8 mi |
| Franciscan Children's Hospital & Rehab Center | Brighton | 1.8 mi |
| U S Pub Hlth Serv Hosp | Boston | 1.8 mi |
| Boston Medical Center – Brighton | Brighton | 1.9 mi |
Sources and identifiers
- Operator: CMS Hospital Enrollments and All Owners (PECOS): hospital ownership graph · irs_schedule_h · CMS record · 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
- 220002
- NPI
- 1689670259
- Last confirmed
- 2026-10-23
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