Mather Hospital
75 NORTH COUNTRY ROAD · PORT JEFFERSON, NY · 11777 · 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 44 of 57 target procedures, commercial payers, 5x outlier cap. Based on 44 of 57 high-confidence target procedures. A broader all-codes view (every commercial billing code this hospital publishes, 2,105 codes) puts the score at 1.78x.
Mather Hospital bills well above peers — about 2.17x the regional median overall. Within departments, Emergency/Eval prices are notably high (1.77x, 51 codes). The price spread is moderate (B grade), with some procedures priced unexpectedly high.
A nearby hospital 0.6 mi away is ~25% cheaper overall.
St. Charles Hospital and Rehabilitation Center has an overall price level of 1.64x vs. this hospital's 2.17x, with 2,101 procedures in common.
why?
Moderate price spread (IQR ratio 2.5x) with some outliers (6% 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 |
|---|---|---|---|
| Inpatient | 0.87x | 1,850 | 40% |
| Surgery | 0.99x | 710 | 45% |
| Lab | 1.57x | 231 | 90% |
| Imaging | 1.26x | 164 | 76% |
| Other | 1.32x | 149 | 75% |
| Emergency/Eval | 1.77x | 51 | 86% |
| Cardiac | 1.18x | 34 | 74% |
| Therapy | 1.81x | 21 | 76% |
Hospital info
- Type: Acute Care Hospitals
- Ownership: Voluntary non-profit - Private
- Beds: 195
- Annual discharges: 9,048
- CMS overall quality star rating: 5/5
Methodology & sources
Prices extracted from this hospital's CMS-mandated machine-readable transparency file (45 CFR 180). Headline statistic: 10% trimmed mean across 44 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 Mather Hospital.