GREENWICH HOSPITAL
5 PERRYRIDGE RD · GREENWICH, CT · 06830
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 45 of 57 target procedures, commercial payers, 5x outlier cap. Based on 45 of 57 high-confidence target procedures. A broader all-codes view (every commercial billing code this hospital publishes, 4,628 codes) puts the score at 1.30x.
GREENWICH HOSPITAL prices near the regional median (1.09x overall). Within departments, Lab prices are notably high (1.90x, 1,226 codes); Surgery is comparatively affordable (0.72x). The price spread is moderate (B grade), with some procedures priced unexpectedly high.
A nearby hospital 5.11 mi away is ~17% cheaper overall.
ST. VINCENT'S HOSPITAL WESTCHESTER has an overall price level of 0.90x vs. this hospital's 1.09x, with 804 procedures in common.
why?
Moderate price spread (IQR ratio 2.1x) with some outliers (3% 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 |
|---|---|---|---|
| Surgery | 0.72x | 1,317 | 14% |
| Lab | 1.90x | 1,226 | 90% |
| Other | 0.99x | 799 | 48% |
| Inpatient | 1.48x | 520 | 84% |
| Imaging | 1.49x | 495 | 89% |
| Cardiac | 0.78x | 143 | 30% |
| Emergency/Eval | 0.87x | 56 | 29% |
| Therapy | 1.61x | 55 | 78% |
| Drugs/Pharmacy | 1.00x | 17 | 47% |
Hospital info
- Beds: 185
- Annual discharges: 10,082
Methodology & sources
Prices extracted from this hospital's CMS-mandated machine-readable transparency file (45 CFR 180). Headline statistic: 10% trimmed mean across 45 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 GREENWICH HOSPITAL.