Statistical Profile — WESTCHESTER MEDICAL CENTER
CCN 330234 | WESTCHESTER, NY | 5 outlier flags
🛡️ Public data only — no PHI permitted on this instance.
696
Beds
$1.63B
Net Revenue
2.6%
Op Margin
80.9%
Occupancy
5
Outlier Flags
Statistical Outliers (5)
Metrics where this hospital is >2 standard deviations from the national mean. Investigate in diligence — could signal operational issues or data quality problems.
- Beds: +3.1σ above national mean
- Net Patient Revenue: +3.0σ above national mean
- Operating Expenses: +2.8σ above national mean
- Gross Patient Revenue: +4.4σ above national mean
- Total Patient Days: +3.4σ above national mean
Statistical Profile — All Variables
Each metric compared to national (n=6,123) and NY (n=196) peers. Z-score shows standard deviations from national mean.
| Metric | Hospital | Nat'l Median | NY Median | Z-Score | Nat'l %ile | State %ile |
|---|---|---|---|---|---|---|
| Beds | 696 | 63 | 167 | +3.08σ | P98 ▲ | P94 ▲ |
| Net Patient Revenue | $1.63B | $59.7M | $214.1M | +3.02σ | P98 ▲ | P94 ▲ |
| Operating Expenses | $1.59B | $62.7M | $199.0M | +2.81σ | P98 ▲ | P94 ▲ |
| Net Income | $41.7M | $-2.1M | $-34.8M | +0.38σ | P94 ▲ | P98 ▲ |
| Gross Patient Revenue | $9.24B | $186.6M | $749.0M | +4.38σ | P99 ▲ | P95 ▲ |
| Total Patient Days | 205,591 | 12,073 | 40,924 | +3.38σ | P98 ▲ | P94 ▲ |
| Medicare Day % | 23.5% | 30.9% | 26.8% | -0.52σ | P32 | P42 |
| Medicaid Day % | 8.4% | 5.1% | 4.6% | -0.09σ | P66 | P70 |
| Operating Margin | 2.6% | -4.8% | -17.5% | +0.45σ | P68 | P92 ▲ |
| Revenue per Bed | $2.3M | $1.2M | $1.5M | +0.45σ | P84 | P78 |
| Occupancy Rate | 80.9% | 53.7% | 67.3% | +1.15σ | P87 | P71 |
| Commercial Payer % | 68.1% | 61.2% | 66.7% | +0.44σ | P65 | P54 |
| Net-to-Gross Ratio | 17.7% | 33.3% | 35.0% | -1.00σ | P13 | P5 ▼ |
| Expense per Bed | $2.3M | $1.2M | $1.7M | +0.30σ | P81 | P69 |
| Revenue per Patient Day | 7,942 | 7,054 | 6,862 | -0.05σ | P55 | P61 |
| Payer Diversity Index | 0.474 | 0.473 | 0.458 | +0.26σ | P50 | P54 |
Multi-Variable Regression Residuals
For each key metric, the national regression model predicts a value. The residual shows how much this hospital over/under-performs after controlling for all other variables.
| Target | Model R² | Actual | Predicted | Residual |
|---|---|---|---|---|
| Net Patient Revenue | 74.0% | $1.63B | $1.62B | +0.06σ |
| Operating Margin | 2.1% | 0.0255 | -0.0249 | +0.27σ |
| Occupancy Rate | 44.3% | 0.8092 | 0.9467 | -0.75σ |
| Revenue Per Bed | 2.6% | $2.3M | $2.3M | +0.04σ |
| Net To Gross Ratio | 22.4% | 0.1767 | 0.2557 | -0.46σ |