HAC Penalty Risk Auditor
FY2026 · structural fragility of Total HAC Scores
Hospital audit
NORTHWESTERN MEMORIAL HOSPITAL
IL · Facility ID 140281 · FY2026
Total HAC Score
-0.0964
Percentile
46.3th
Displayed status
No reductionFrom CMS Payment Reduction column (file).
Score vs threshold (0.3792)
Hospital score -0.0964. Penalty threshold 0.3792. Distribution of 2929 scored hospitals.
Data completeness
Reported on 6 of 6. Missing measures show N/A with the CMS footnote; footnote 18 values are imputed worst-case, not measured performance.
- PSI-90z -1.483
- CLABSIz 0.505
- CAUTIz 0.340
- SSIz -0.323
- CDIz 0.455
- MRSAz -0.072
Fragility
Each reported measure moves the score by 0.1667 points.
| Measure | Current Z | Score @ floor | Score @ cap | Abs swing |
|---|---|---|---|---|
| PSI-90controls fate | -1.4834 | -0.0964 | 0.5694 | 0.6658 |
| CAUTI | 0.3398 | -0.3728 | 0.2447 | 0.6175 |
| MRSA | -0.0717 | -0.3273 | 0.2864 | 0.6137 |
| CDI | 0.4545 | -0.4158 | 0.1934 | 0.6092 |
| CLABSI | 0.5050 | -0.4150 | 0.1928 | 0.6078 |
| SSI | -0.3225 | -0.2854 | 0.3193 | 0.6047 |
Swing is a mechanics illustration: replace one reported Z with that measure’s observed floor or cap while holding others fixed. Ranked by absolute swing.
Peer context
Percentile within IL (112 scored): 42.4th
Hospital score -0.0964. Penalty threshold 0.3792. Distribution of 112 scored hospitals.
Percentile among hospitals with 6 reported measures (1940 scored): 43.5th
Hospital score -0.0964. Penalty threshold 0.3792. Distribution of 1940 scored hospitals.
Plain-language verdict
As scored, the CMS file lists no payment reduction (Total HAC Score -0.0964; threshold 0.3792).
Reported on 6 of 6 measures; each reported measure moves the equal-weighted score by 0.1667 points.
Describes scoring mechanics only. Not medical or legal advice. Any “would / would not” language is an illustration against the published threshold, not a CMS prediction.