Hospital rankings
Hospitals in California with the best net Medicare quality adjustments
271 California hospitals ranked by net Medicare quality adjustment in the 2026 Medicare (CMS) data. Filter by type, ownership and size, choose the measures you care about, and sort by any column.
| # | Hospital | Net Medicare quality adjustmenthigher is better | Readmissions penaltyhigher is better | Hospital-acquired condition scorelower is better | Value-based purchasing scorehigher is better | Value-based purchasing adjustmenthigher is better | Compare |
|---|---|---|---|---|---|---|---|
| National average | −0.48% | −0.34% | 0.00 | 31 | +0.13% | ||
| 251 | UCI Health - Los Alamitos | −2.26%, 5th percentile | −0.34%, 36th percentile | +0.76, 11th percentile | 16, 6th percentile | −0.92%, 6th percentile | Compare UCI Health - Los Alamitos |
| 252 | Community Regional Medical Center | −2.28%, 5th percentile | −0.42%, 30th percentile | +0.97, 7th percentile | 17, 7th percentile | −0.86%, 7th percentile | Compare Community Regional Medical Center |
| 253 | Providence St Mary Medical Center | −2.29%, 5th percentile | −0.42%, 30th percentile | +0.46, 22nd percentile | 16, 7th percentile | −0.87%, 7th percentile | Compare Providence St Mary Medical Center |
| 254 | Emanate Health Inter-Community Hospital | −2.31%, 5th percentile | −1.20%, 5th percentile | −0.29, 67th percentile | 13, 3rd percentile | −1.11%, 3rd percentile | Compare Emanate Health Inter-Community Hospital |
| 255 | Adventist Health Simi Valley | −2.33%, 4th percentile | −1.31%, 4th percentile | +0.39, 25th percentile | 29, 48th percentile | −0.02%, 48th percentile | Compare Adventist Health Simi Valley |
| 256 | Adventist Health Lodi Memorial | −2.34%, 4th percentile | −0.87%, 11th percentile | +0.43, 23rd percentile | 22, 24th percentile | −0.47%, 24th percentile | Compare Adventist Health Lodi Memorial |
| 257 | Lompoc Valley Medical Center | −2.34%, 4th percentile | −0.64%, 17th percentile | +0.62, 16th percentile | 19, 13th percentile | −0.70%, 13th percentile | Compare Lompoc Valley Medical Center |
| 258 | Orange County Global Medical Center | −2.35%, 4th percentile | −0.15%, 54th percentile | +0.72, 12th percentile | 12, 2nd percentile | −1.20%, 2nd percentile | Compare Orange County Global Medical Center |
| 259 | Saint Agnes Medical Center | −2.45%, 3rd percentile | −1.45%, 3rd percentile | +0.43, 23rd percentile | — | — | Compare Saint Agnes Medical Center |
| 260 | Doctors Medical Center | −2.48%, 3rd percentile | −1.36%, 4th percentile | +0.24, 33rd percentile | 13, 2nd percentile | −1.11%, 2nd percentile | Compare Doctors Medical Center |
| 261 | San Dimas Community Hospital | −2.48%, 3rd percentile | −1.90%, 1st percentile | +0.18, 37th percentile | 21, 18th percentile | −0.58%, 18th percentile | Compare San Dimas Community Hospital |
| 262 | Garfield Medical Center | −2.55%, 3rd percentile | −0.77%, 13th percentile | +1.17, 4th percentile | 18, 10th percentile | −0.78%, 10th percentile | Compare Garfield Medical Center |
| 263 | Doctors Hospital Of Manteca | −2.57%, 3rd percentile | −0.86%, 11th percentile | +0.77, 11th percentile | 19, 12th percentile | −0.71%, 12th percentile | Compare Doctors Hospital Of Manteca |
| 264 | Huntington Beach Hospital | −2.59%, 3rd percentile | −0.33%, 37th percentile | +1.30, 3rd percentile | 11, 1st percentile | −1.26%, 1st percentile | Compare Huntington Beach Hospital |
| 265 | Community Hospital Of Huntington Park | −2.69%, 2nd percentile | −0.95%, 9th percentile | +0.67, 14th percentile | 18, 11th percentile | −0.74%, 11th percentile | Compare Community Hospital Of Huntington Park |
| 266 | St Rose Hospital | −2.89%, 1st percentile | −1.89%, 1st percentile | +0.88, 8th percentile | 21, 18th percentile | — | Compare St Rose Hospital |
| 267 | Sutter Surgical Hospital - North Valley | −3.00%, 1st percentile | −3.00%, 0th percentile | −1.02, 96th percentile | — | — | Compare Sutter Surgical Hospital - North Valley |
| 268 | Coast Plaza Hospital | −3.04%, 1st percentile | −0.04%, 71st percentile | +0.54, 18th percentile | 0, 0th percentile | −2.00%, 0th percentile | Compare Coast Plaza Hospital |
| 269 | UCLA West Valley Medical Center | −3.25%, 0th percentile | −1.61%, 2nd percentile | +0.66, 14th percentile | 20, 15th percentile | −0.64%, 15th percentile | Compare UCLA West Valley Medical Center |
| 270 | Oroville Hospital | −3.32%, 0th percentile | −3.00%, 0th percentile | +0.64, 15th percentile | 39, 78th percentile | +0.68%, 78th percentile | Compare Oroville Hospital |
| 271 | Garden Grove Hospital & Medical Center | −3.55%, 0th percentile | −1.72%, 2nd percentile | +0.50, 20th percentile | 17, 8th percentile | −0.83%, 8th percentile | Compare Garden Grove Hospital & 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.
- 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..
- 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..
- 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..