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Compare hospitals

2 hospitals, measured against each other and the national benchmark.

Selected hospitals

Latest measures

The most recent value CMS reported for each measure. “Best” marks the strongest of the selected hospitals; badges compare each hospital with the national benchmark. Small differences may not be meaningful.

Showing 24 of 24 measures

The small strip places each hospital (colored dot) relative to the national value (gray line). For measures with a better direction, further right is better.

Latest CMS values for Baystate Medical Center, Mercy Medical Center and the national benchmark, grouped by category. The best of the selected hospitals is marked “Best”.
MeasureBaystate Medical CenterSpringfield, MAMercy Medical CenterSpringfield, MANationalU.S. benchmark
Overall
Overall star rating2026 release2 stars2 starsNo benchmark
Patient experience
Patient survey star rating2026 release2 starsWorse than national3 starsBest of the selected hospitalsWorse than national3.3 stars
Patients' overall rating2026 release84/100Worse than national86/100Best of the selected hospitalsWorse than national87.9/100
Patients would recommend2026 release84/100Worse than national86/100Best of the selected hospitalsWorse than national87/100
Outcomes
Heart attack death rate2026 release11.8%Better than national11.7%Best of the selected hospitalsBetter than national11.9%
Heart failure death rate2026 release12.7%Worse than national12.3%Best of the selected hospitalsWorse than national11.1%
Pneumonia death rate2026 release16.3%Worse than national16.2%Best of the selected hospitalsWorse than national15.2%
COPD death rate2026 release6.8%Best of the selected hospitalsBetter than national8.5%Better than national8.6%
CABG surgery death rate2026 release2.2%Better than nationalNot reported2.4%
Stroke death rate2026 release12%Best of the selected hospitalsWorse than national14.4%Worse than national11.9%
Hospital-wide readmission rate2025 release16.4%Worse than national15.7%Best of the selected hospitalsWorse than national15%
Safety
Serious complications2026 release1.69Worse than national0.93Best of the selected hospitalsBetter than national1.00
Central line bloodstream infections2026 release0.66Better than national0.41Best of the selected hospitalsBetter than national1.00
Catheter-associated urinary tract infections2026 release0.29Best of the selected hospitalsBetter than national0.41Better than national1.00
Surgical site infections (colon)2026 release0.74Best of the selected hospitalsBetter than national1.17Worse than national1.00
Surgical site infections (hysterectomy)2026 release0.77Better than nationalNot reported1.00
MRSA bloodstream infections2026 release0.67Better than national0.00Best of the selected hospitalsBetter than national1.00
C. diff infections2026 release0.41Better than national0.15Best of the selected hospitalsBetter than national1.00
Timely care
Time in emergency department2026 release286 minWorse than national275 minBest of the selected hospitalsWorse than national162 min
Left ED without being seen2026 release4%Best of the selected hospitalsWorse than national8%Worse than national2%
Effective care
Appropriate sepsis care2026 release41%Worse than national51%Best of the selected hospitalsWorse than national65%
Health care workers vaccinated for flu2026 release97%Best of the selected hospitalsBetter than national24%Worse than national78%
Cost
Medicare spending per patient2026 release1.03Worse than national1.01Best of the selected hospitalsWorse than national1.00
Capacity
Total beds2026 release716339No benchmark

Overall

  • Overall star rating

    2026 release
    Baystate Medical Center
    2 stars
    Mercy Medical Center
    2 stars
    National
    No benchmark

Patient experience

  • Patient survey star rating

    2026 release
    Baystate Medical Center
    2 starsWorse than national
    Mercy Medical Center
    3 starsBest of the selected hospitalsWorse than national
    National
    3.3 stars
  • Patients' overall rating

    2026 release
    Baystate Medical Center
    84/100Worse than national
    Mercy Medical Center
    86/100Best of the selected hospitalsWorse than national
    National
    87.9/100
  • Patients would recommend

    2026 release
    Baystate Medical Center
    84/100Worse than national
    Mercy Medical Center
    86/100Best of the selected hospitalsWorse than national
    National
    87/100

Outcomes

  • Heart attack death rate

    2026 release
    Baystate Medical Center
    11.8%Better than national
    Mercy Medical Center
    11.7%Best of the selected hospitalsBetter than national
    National
    11.9%
  • Heart failure death rate

    2026 release
    Baystate Medical Center
    12.7%Worse than national
    Mercy Medical Center
    12.3%Best of the selected hospitalsWorse than national
    National
    11.1%
  • Pneumonia death rate

    2026 release
    Baystate Medical Center
    16.3%Worse than national
    Mercy Medical Center
    16.2%Best of the selected hospitalsWorse than national
    National
    15.2%
  • COPD death rate

    2026 release
    Baystate Medical Center
    6.8%Best of the selected hospitalsBetter than national
    Mercy Medical Center
    8.5%Better than national
    National
    8.6%
  • CABG surgery death rate

    2026 release
    Baystate Medical Center
    2.2%Better than national
    Mercy Medical Center
    Not reported
    National
    2.4%
  • Stroke death rate

    2026 release
    Baystate Medical Center
    12%Best of the selected hospitalsWorse than national
    Mercy Medical Center
    14.4%Worse than national
    National
    11.9%
  • Hospital-wide readmission rate

    2025 release
    Baystate Medical Center
    16.4%Worse than national
    Mercy Medical Center
    15.7%Best of the selected hospitalsWorse than national
    National
    15%

Safety

  • Serious complications

    2026 release
    Baystate Medical Center
    1.69Worse than national
    Mercy Medical Center
    0.93Best of the selected hospitalsBetter than national
    National
    1.00
  • Central line bloodstream infections

    2026 release
    Baystate Medical Center
    0.66Better than national
    Mercy Medical Center
    0.41Best of the selected hospitalsBetter than national
    National
    1.00
  • Catheter-associated urinary tract infections

    2026 release
    Baystate Medical Center
    0.29Best of the selected hospitalsBetter than national
    Mercy Medical Center
    0.41Better than national
    National
    1.00
  • Surgical site infections (colon)

    2026 release
    Baystate Medical Center
    0.74Best of the selected hospitalsBetter than national
    Mercy Medical Center
    1.17Worse than national
    National
    1.00
  • Surgical site infections (hysterectomy)

    2026 release
    Baystate Medical Center
    0.77Better than national
    Mercy Medical Center
    Not reported
    National
    1.00
  • MRSA bloodstream infections

    2026 release
    Baystate Medical Center
    0.67Better than national
    Mercy Medical Center
    0.00Best of the selected hospitalsBetter than national
    National
    1.00
  • C. diff infections

    2026 release
    Baystate Medical Center
    0.41Better than national
    Mercy Medical Center
    0.15Best of the selected hospitalsBetter than national
    National
    1.00

Timely care

  • Time in emergency department

    2026 release
    Baystate Medical Center
    286 minWorse than national
    Mercy Medical Center
    275 minBest of the selected hospitalsWorse than national
    National
    162 min
  • Left ED without being seen

    2026 release
    Baystate Medical Center
    4%Best of the selected hospitalsWorse than national
    Mercy Medical Center
    8%Worse than national
    National
    2%

Effective care

  • Appropriate sepsis care

    2026 release
    Baystate Medical Center
    41%Worse than national
    Mercy Medical Center
    51%Best of the selected hospitalsWorse than national
    National
    65%
  • Health care workers vaccinated for flu

    2026 release
    Baystate Medical Center
    97%Best of the selected hospitalsBetter than national
    Mercy Medical Center
    24%Worse than national
    National
    78%

Cost

  • Medicare spending per patient

    2026 release
    Baystate Medical Center
    1.03Worse than national
    Mercy Medical Center
    1.01Best of the selected hospitalsWorse than national
    National
    1.00

Capacity

  • Total beds

    2026 release
    Baystate Medical Center
    716
    Mercy Medical Center
    339
    National
    No benchmark

Source: CMS Care Compare annual releases. Not reported means CMS suppressed or didn’t publish a value (for example, too few cases).