# Tristar Summit Medical Center (TN): no HAC cut, 3 readmission measures above expected

**Score:** 45/100

| Field | Value |
|---|---|
| Hospital | Tristar Summit Medical Center |
| CCN | 440150 |
| State | TN |
| HAC payment cut | No |
| Total HAC score | -0.4757 |
| CLABSI / CAUTI / MRSA / C. diff SIR | 0.134 / 0.000 / 0.490 / 0.192 |
| PSI-90 | 0.9426 |
| Excess readmission measures | 3 |
| Readmission ratios | pneumonia 0.972; hip/knee replacement 1.009; heart failure 1.0585; COPD 1.1013; heart attack 0.9951 |

## Why this score
- 3 readmission measures above expected.

Source: CMS Provider Data Catalog: HAC Reduction Program and Hospital Readmissions Reduction Program hospital files (https://www.medicare.gov/care-compare/details/hospital/440150). Last refreshed: 2026-11-04T21:49:17.143Z.
From CMS Provider Data Catalog files for the HAC Reduction and Hospital Readmissions Reduction Programs. Measures cover multi-year periods shown by CMS. A penalty reflects CMS program methodology, not a finding about any patient's care.