Hospital rankings
Hospitals in New Hampshire with the lowest hospital-acquired condition score
13 New Hampshire hospitals ranked by hospital-acquired condition score in the 2026 Medicare (CMS) data. Leading: Portsmouth Regional Hospital, St Joseph Hospital, Wentworth-Douglass Hospital. Filter by type, ownership and size, choose the measures you care about, and sort by any column.
| # | Hospital | Hospital-acquired condition scorelower is better | Net Medicare quality adjustmenthigher is better | Readmissions penaltyhigher is better | Value-based purchasing scorehigher is better | Value-based purchasing adjustmenthigher is better | Compare |
|---|---|---|---|---|---|---|---|
| National average | 0.00 | −0.48% | −0.34% | 31 | +0.13% | ||
| 1 | Portsmouth Regional Hospital | −0.70, 87th percentile | −0.74%, 38th percentile | −0.55%, 22nd percentile | 26, 39th percentile | −0.19%, 38th percentile | Compare Portsmouth Regional Hospital |
| 2 | St Joseph Hospital | −0.61, 85th percentile | −0.35%, 53rd percentile | −0.05%, 69th percentile | 25, 33rd percentile | −0.30%, 33rd percentile | Compare St Joseph Hospital |
| 3 | Wentworth-Douglass Hospital | −0.35, 71st percentile | +0.07%, 76th percentile | −0.75%, 14th percentile | 41, 82nd percentile | +0.82%, 82nd percentile | Compare Wentworth-Douglass Hospital |
| 4 | Cheshire Medical Center | −0.30, 67th percentile | +0.54%, 86th percentile | 0.00%, 89th percentile | 37, 73rd percentile | +0.54%, 73rd percentile | Compare Cheshire Medical Center |
| 5 | Exeter Hospital Inc | −0.23, 63rd percentile | +0.33%, 82nd percentile | −0.12%, 58th percentile | 35, 70th percentile | +0.45%, 70th percentile | Compare Exeter Hospital Inc |
| 6 | Parkland Medical Center | −0.19, 60th percentile | +0.39%, 83rd percentile | −0.39%, 32nd percentile | 40, 81st percentile | +0.78%, 81st percentile | Compare Parkland Medical Center |
| 7 | Frisbie Memorial Hospital | −0.10, 54th percentile | +1.87%, 98th percentile | −0.39%, 32nd percentile | 62, 98th percentile | +2.26%, 98th percentile | Compare Frisbie Memorial Hospital |
| 8 | Concord Hospital | +0.03, 45th percentile | −0.60%, 43rd percentile | −0.29%, 40th percentile | 25, 33rd percentile | −0.31%, 33rd percentile | Compare Concord Hospital |
| 9 | Southern NH Medical Center | +0.40, 24th percentile | −2.04%, 7th percentile | −0.20%, 49th percentile | 17, 8th percentile | −0.84%, 8th percentile | Compare Southern NH Medical Center |
| 10 | Mary Hitchcock Memorial Hospital | +0.42, 23rd percentile | −1.01%, 28th percentile | −0.02%, 75th percentile | 29, 49th percentile | +0.01%, 49th percentile | Compare Mary Hitchcock Memorial Hospital |
| 11 | Elliot Hospital | +0.64, 15th percentile | −2.37%, 4th percentile | −0.48%, 26th percentile | 16, 6th percentile | −0.89%, 6th percentile | Compare Elliot Hospital |
| 12 | Concord Hospital- Laconia | +0.72, 12th percentile | −0.49%, 47th percentile | −0.05%, 69th percentile | 37, 74th percentile | +0.56%, 74th percentile | Compare Concord Hospital- Laconia |
| 13 | Catholic Medical Center | +0.80, 10th percentile | −0.43%, 49th percentile | −0.45%, 27th percentile | 44, 87th percentile | +1.02%, 87th percentile | Compare Catholic Medical Center |
About these rankings
Rankings use the 2026 release of CMS Care Compare data. Hospitals share a rank (“T”) when their values are equal, and only hospitals with a reported value for the sorted measure are ranked. Shading compares each value with every hospital in the country, so it doesn’t change with your filters. Small differences are often not statistically meaningful; use the methodology and glossary for context.
- Hospital-acquired condition score
- Total score in the Hospital-Acquired Condition Reduction Program, from patient safety events and infections (weighted z-scores; 0 is about average, higher is worse). Medicare cuts payments 1% for the worst-scoring quarter of hospitals..
- Net Medicare quality adjustment
- Approximate combined change to the hospital's Medicare inpatient payments from the three pay-for-performance programs, added together: the readmissions penalty, the value-based purchasing bonus or penalty, and the 1% cut for hospital-acquired conditions. Inpatient prospective payment system hospitals only; Maryland hospitals are exempt..
- Readmissions penalty
- Change to Medicare payments under the Hospital Readmissions Reduction Program, which cuts payments (by up to 3%) to hospitals with more readmissions than expected. 0% means no penalty..
- Value-based purchasing score
- Hospital Value-Based Purchasing Total Performance Score (0-100), from outcomes, safety, patient experience and efficiency. It sets a Medicare bonus or penalty..
- Value-based purchasing adjustment
- Change to Medicare payments under Hospital Value-Based Purchasing: a bonus (positive) or penalty (negative, up to 2%) based on the Total Performance Score..