HAC Penalty Simulator
FY2026 · counterfactual measure changes (partial-equilibrium)
Counterfactual simulator
UCSF HEALTH ST. MARY'S HOSPITAL
CA · Facility ID 050457 · FY2026
Total HAC Score
-0.2017
Percentile
38.6th
Displayed status
No reductionFrom CMS Payment Reduction column (file).
Score vs threshold (0.3792) — simulated position
Hospital score -0.2017. Penalty threshold 0.3792. Distribution of 2929 scored hospitals.
Live result
Equal-weight mean of edited reported Z · threshold 0.3792(strict >) · simulated/illustrative
Simulated Total HAC
-0.2017
Δ from file score
+0.0000
File -0.2017
Measure controls
Drag reported SIRs (PSI-90: Composite Value). Z updates live via the empirical map, clamped to each measure's floor/cap.
- Composite Value 0.958Z file -0.211 → sim -0.2110.273.32
- SIR 0.311Z file -0.685 → sim -0.6850.007.96
- SIR 0.355Z file -0.463 → sim -0.4630.005.52
- SIR 2.513Z file 2.172 → sim 2.1720.004.79
No score impact — already at the measure cap.
- SIR 0.000Z file -1.462 → sim -1.4620.003.32
No score impact — already at the measure floor.
- SIR 0.429Z file -0.561 → sim -0.5610.004.41
Solver
Smallest change to clear (or cushion before crossing) the 0.3792 threshold — holding other measures fixed. Simulated/illustrative.
Insufficient data to score — solver unavailable.