Corporate offices · Massachusetts

Mass General Brigham Inc

Somerville, MA · ~7,655 workers · 5 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.0
Avg TCR
0.7
Industry avg
0
Fatalities
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The verdict

Mass General Brigham Inc runs at 3% of its industry's injury rate - far safer than the typical Corporate offices workplace, earning a grade A.

Mass General Brigham Inc: 0.0 TCR = 3% of Corporate offices BLS 0.7 · 5y Form 300A (see methodology below)

Mass General Brigham Inc safety composite

Mass General Brigham Inc scores strongest on total case rate (tcr) (safer than 100% of same-industry peers) and weakest on fatalities (safer than 51%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

B

77/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
A 0.02 per 100 workers

Safer than 100% of industry peers

DART rate
C 0 per 100 workers

Safer than 69% of industry peers

Fatalities
D 0

Safer than 51% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

Mass General Brigham Inc held a steady TCR band

Mass General Brigham Inc's TCR held near 0.0 from 0.0 in 2020 to 0.0 in 2024. Peak filing year was 2022 at 0.0 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2020=0.0 · 2021=0.0 · 2022=0.0 · 2023=0.0 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 551114 · Somerville, MA AT/BELOW-IND · LARGE

Grade A · TCR 0.0 · 3% of ind

  • DART 0.0 DART
  • RANK #1/33
  • PHOTO EATON CENTER OH
  • BOOK 5y book
  • INJ 7 inj
  • SIZE ~7,655 FTE

Nearest TCR peer: EATON CENTER OH (0.0 TCR gap)

Read with this employer → · Industry book → · Massachusetts employers → · Look up another →

Mass General Brigham Inc in the TCR neighbourhood

Average Total Case Rate among this establishment and nearest same-industry peers

TCR

What this shows Mass General Brigham Inc averages 0.0 TCR (3% of the Corporate offices BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-09-26

Mass General Brigham Inc TCR series: 2020=0 · 2021=0 · 2022=0 · 2023=0 · 2024=0 · BLS 0.7

Where Mass General Brigham Inc falls in its industry

1,475 Corporate offices establishments

Safer than 100% of graded establishments in this industry, whose median TCR is 0.7.

More dangerous than peersSafer than peers

Narrower to Massachusetts alone (the establishments it most directly competes with for workers and contracts): ranked #1 safest of 33 Corporate offices employers in Massachusetts.

Mass General Brigham Inc (7,655 employees, TCR 0.0) among 29 same-industry peers, split at the industry median of 189 employees and a TCR of 0.7 2×2 strategic matrix plotting 30 entities by Average employees (X) and Total Case Rate (Y), with a crosshair dividing the plot into four quadrants. Larger & higher-riskSmaller & higher-riskLarger & saferSmaller & safer than peers 02,0004,0006,0008,00010,000 0246810 Average employees Total Case Rate Mass General Brigham Inc
Mass General Brigham Inc (7,655 employees, TCR 0.0) among 29 same-industry peers, split at the industry median of 189 employees and a TCR of 0.7

Mass General Brigham Inc has more employees than the Corporate offices median and a lower injury rate than the industry's median TCR of 0.7. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year TCR DART Injuries Illnesses Fatalities
2024 0.0 0.0 0 0 0
2023 0.0 0.0 1 0 0
2022 0.0 0.0 3 0 0
2021 0.0 0.0 2 0 0
2020 0.0 0.0 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

551114 · MA · Somerville

1,475 Corporate offices employers nationwide with a credible TCR · 10,108 rated employers in Massachusetts with headcount on file · 67 employers in Somerville, MA · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR EATON CENTER OH 0.0 TCR
NAICS-TCR UTAH CENTER 0.0 TCR
NAICS-TCR NRG Houston Corporate Office 0.0 TCR
NAICS-TCR 4th & Main 0.0 TCR
STATE-SIZE Dana Farber Cancer Institute 7,113 FTE
STATE-SIZE BMC - Baystate Medical Center 8,310 FTE
STATE-SIZE Clean Harbors Environmental Services, Inc. 6,952 FTE
STATE-SIZE Tufts Medical Center 5,938 FTE
CITY-NEAR Partners Community Physicians Organization 909 FTE
CITY-NEAR Cataldo Somerville 513 FTE
CITY-NEAR AllWays Health Partners 486 FTE
CITY-NEAR Allways Healthcare 479 FTE
NAT-TCR SMG 0.0 TCR
NAT-TCR Resale Shoppe Clearwater 0.0 TCR
NAT-TCR Venice Warehouse 0.0 TCR
NAT-TCR Tidewell Foundation Headquarters 0.0 TCR
NAT-SIZE Crown Building Maintenance Company, Inc. 7,647 FTE
NAT-SIZE Toyota Motor Mfg Indiana, Inc 7,667 FTE
NAT-SIZE Kansas City Assembly 7,642 FTE
NAT-SIZE Children's Mercy - Missouri 7,709 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2024, 2023, 2022, 2021, 2020. This is publicly available government data - not a legal determination of workplace conditions.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.