General medical and surgical hospitals · Michigan

Saint Joseph Mercy Hospital-AnnArbor

Ann Arbor, MI · ~5,575 workers · 5 years of OSHA Injury Tracking Application data.

C
Average Safety Record
7.9
Avg TCR
7.5
Industry avg
0
Fatalities
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The verdict

Saint Joseph Mercy Hospital-AnnArbor runs at 106% of its industry's injury rate - about level with the typical General medical and surgical hospitals workplace, earning a grade C.

Saint Joseph Mercy Hospital-AnnArbor: 7.9 TCR = 106% of General medical and surgical hospitals BLS 7.5 · 5y Form 300A (see methodology below)

Saint Joseph Mercy Hospital-AnnArbor safety composite

Saint Joseph Mercy Hospital-AnnArbor scores strongest on fatalities (safer than 52% of same-industry peers) and weakest on total case rate (tcr) (safer than 17%), 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).

F

34/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 7.94 per 100 workers

Safer than 17% of industry peers

DART rate
D 2.15 per 100 workers

Safer than 40% of industry peers

Fatalities
D 0

Safer than 52% 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%).

Rising injury rate

Saint Joseph Mercy Hospital-AnnArbor: 5.4 → 6.5 TCR

Peak year 2020 @ 11.9 TCR · DART/TCR 0.27× in 2022

Saint Joseph Mercy Hospital-AnnArbor's TCR rose 1.1 from 5.4 in 2018 to 6.5 in 2022. Peak filing year was 2020 at 11.9 TCR. In 2022, DART was 0.27× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 622110 · Ann Arbor, MI ABOVE-IND · LARGE

Grade C · TCR 7.9 · 106% of ind

  • DART 2.1 DART
  • RANK #212/262
  • PHOTO Northwest Hospital C…
  • BOOK 5y book
  • INJ 1,212 inj
  • SIZE ~5,575 FTE

Nearest TCR peer: Northwest Hospital Center (0.0 TCR gap)

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

Saint Joseph Mercy Hospital-AnnArbor in the TCR neighbourhood

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

TCR

What this shows Saint Joseph Mercy Hospital-AnnArbor averages 7.9 TCR (106% of the General medical and surgical hospitals BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-08-25

Saint Joseph Mercy Hospital-AnnArbor TCR series: 2018=5.4 · 2019=6.7 · 2020=11.9 · 2021=9.1 · 2022=6.5 · BLS 7.5

Where Saint Joseph Mercy Hospital-AnnArbor falls in its industry

6,862 General medical and surgical h establishments

Safer than 17% of graded establishments in this industry, whose median TCR is 5.2.

More dangerous than peersSafer than peers

Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #212 safest of 262 General medical and surgical h employers in Michigan.

Saint Joseph Mercy Hospital-AnnArbor (5,575 employees, TCR 7.9) among 29 same-industry peers, split at the industry median of 492 employees and a TCR of 5.2 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 02,0004,0006,000 05101520 Average employees Total Case Rate Saint Joseph Mercy Hospital-AnnArbor
Saint Joseph Mercy Hospital-AnnArbor (5,575 employees, TCR 7.9) among 29 same-industry peers, split at the industry median of 492 employees and a TCR of 5.2

Saint Joseph Mercy Hospital-AnnArbor has more employees than the General medical and surgical hospitals median and a higher injury rate than the industry's median TCR of 5.2. 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
2022 6.5 2.1 253 32 0
2021 9.1 4.1 244 99 0
2020 11.9 7.3 225 213 0
2019 6.7 1.4 265 21 0
2018 5.4 1.5 225 3 0

OSHA ITA peer cross-reference

Establishment peer ledger

622110 · MI · Ann Arbor

6,862 General medical and surgical hospitals employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 271 employers in Ann Arbor, MI · 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 Northwest Hospital Center 7.9 TCR
NAICS-TCR Henry Ford Cottage Hospital 7.9 TCR
NAICS-TCR MIDSTATE MEDICAL CENTER 7.9 TCR
NAICS-TCR 08680951 WEST LOS ANGELES MEDICAL CENTER 7.9 TCR
STATE-SIZE St. Joseph Mercy Hospital-Ann Arbor 5,554 FTE
STATE-SIZE 2250-309 5,397 FTE
STATE-SIZE Sterling Heights Assembly Plant 5,783 FTE
STATE-SIZE General Motors Corporation 5,241 FTE
CITY-NEAR IHA Health Services Corporation 2,533 FTE
CITY-NEAR Thomson Reuters - Ann Arbor 1,090 FTE
CITY-NEAR Glacier Hills 567 FTE
CITY-NEAR Extang 533 FTE
NAT-TCR 5472-NAI-0034-0034-01083 7.9 TCR
NAT-TCR 5472-NAI-0034-0034-02916 7.9 TCR
NAT-TCR HG192 7.9 TCR
NAT-TCR The Fountains at The Albemarle 7.9 TCR
NAT-SIZE WellStar Kennestone Hospital 5,581 FTE
NAT-SIZE King County Metro Transit 5,565 FTE
NAT-SIZE Mayo Clinic Arizona (Hospital) 5,588 FTE
NAT-SIZE Marysville Auto Plant 5,559 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: 2022, 2021, 2020, 2019, 2018. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.