St. Catherine of Siena Hospital
50 ROUTE, 25 A · SMITHTOWN, NY · 11787 · Acute Care Hospitals
vs. the regional median (the other ~300 NY/NJ/CT hospitals publishing the same code). How is this computed?
High-confidence score: 10% trimmed mean across 51 of 57 target procedures, commercial payers, 5x outlier cap. Based on 51 of 57 high-confidence target procedures. A broader all-codes view (every commercial billing code this hospital publishes, 17,969 codes) puts the score at 1.03x.
St. Catherine of Siena Hospital bills well above peers — about 1.60x the regional median overall. Within departments, Drugs/Pharmacy is the most expensive department (1.49x); Lab is comparatively affordable (0.84x). The price spread is moderate (B grade), with some procedures priced unexpectedly high.
why?
Moderate price spread (IQR ratio 1.5x) with some outliers (8% above 3x)How A/B/C is determined: A = narrow price spread (IQR < 2.0×) with <5% of codes priced more than 3× the regional median. B = moderate (IQR 2.0–3.0× OR 5–20% above 3×). C = wider than that.
Cost by department
Each ratio compares this hospital's prices in that department to the median across NY/NJ/CT hospitals for the same department.
| Department | Ratio | Codes | % above median |
|---|---|---|---|
| Other | 1.00x | 6,894 | 28% |
| Surgery | 0.97x | 5,893 | 31% |
| Inpatient | 0.98x | 2,028 | 33% |
| Lab | 0.84x | 1,662 | 10% |
| Drugs/Pharmacy | 1.49x | 1,490 | 76% |
| Imaging | 0.91x | 663 | 18% |
| Cardiac | 0.86x | 202 | 21% |
| Emergency/Eval | 0.99x | 192 | 41% |
| Therapy | 1.28x | 77 | 66% |
Hospital info
- Type: Acute Care Hospitals
- Ownership: Voluntary non-profit - Church
- Beds: 254
- Annual discharges: 9,815
- CMS overall quality star rating: 4/5
Methodology & sources
Prices extracted from this hospital's CMS-mandated machine-readable transparency file (45 CFR 180). Headline statistic: 10% trimmed mean across 51 of 57 target procedures, commercial payers, 5x outlier cap. Validated against RAND Hospital Price Transparency Study v5.1 employer claims data at Spearman ρ = 0.73 (n = 105 hospitals).
Download the original transparency file from St. Catherine of Siena Hospital.