Skip to main content
Hospital Compare
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 type
All types
Ownership
Any ownership
Choose columns
Overall
Patient experience
Outcomes
Safety
Timely care
Effective care
Cost
Medicare penalties
Capacity
Clear filters

271 hospitals ranked in California by net medicare quality adjustment; 106 more match but have no reported value.

Compare top 4 Download CSV
#HospitalNet Medicare quality adjustmenthigher is betterOverall star ratinghigher is betterPatient survey star ratinghigher is betterHeart attack death ratelower is betterHeart failure death ratelower is betterHospital-wide readmission ratelower is better · 2025 dataSerious complicationslower is betterTime in emergency departmentlower is betterMedicare spending per patientlower is betterTotal beds
National average−0.48%3.311.9%11.1%15.0%1.00162 min1.00
51Kaiser Foundation Hospital, RiversideRiverside, CA · Acute care+0.52%43——14.7%0.85—0.97226Compare
52Cedar-Sinai Marina Del Rey HospitalMarina Del Rey, CA · Acute care+0.51%42—8.1%15.1%0.89180 min1.04145Compare
53Stanford Health CareStanford, CA · Acute care+0.50%549.7%6.3%14.7%0.86276 min0.98613Compare
54UCSF Health St. Mary's HospitalSan Francisco, CA · Acute care+0.47%4211.8%9.6%15.2%0.96166 min0.99275Compare
55Providence Little Company Of Mary Medical Center TorranceTorrance, CA · Acute care+0.41%5311.0%8.4%15.1%0.90291 min0.97366Compare
56Providence Queen Of The Valley Medical CenterNapa, CA · Acute care+0.41%4311.8%12.0%14.5%0.85152 min0.98171Compare
57Kaiser Foundation Hospital MantecaManteca, CA · Acute care+0.41%43——14.4%0.93—1.04251Compare
58California Pacific Medical Center- Van Ness CampusSan Francisco, CA · Acute care+0.29%3410.5%9.8%15.0%1.05198 min0.95608Compare
59Contra Costa Regional Medical CenterMartinez, CA · Acute care+0.29%43—8.8%14.2%1.08171 min0.96164Compare
60Stanford Health Care Tri-ValleyPleasanton, CA · Acute care+0.29%5312.5%9.5%14.0%0.79199 min1.01175Compare
61Los Angeles Community HospitalLos Angeles, CA · Acute care+0.28%31—7.4%13.7%0.67151 min1.38180Compare
62Kaiser Foundation Hospital - Panorama CityPanorama City, CA · Acute care+0.27%43——14.9%0.92—0.91325Compare
63Mercy Hospital Of FolsomFolsom, CA · Acute care+0.26%4312.3%9.9%14.9%0.96174 min0.94106Compare
64MarinHealth Medical CenterGreenbrae, CA · Acute care+0.25%539.6%9.5%13.7%1.04176 min0.98325Compare
65Alhambra Hospital Medical CenterAlhambra, CA · Acute care+0.23%4311.4%10.7%14.7%0.95133 min1.18144Compare
66Kaiser Foundation Hospital - San FranciscoSan Francisco, CA · Acute care+0.23%43——14.7%1.17—0.86239Compare
67Ronald Reagan UCLA Medical CenterLos Angeles, CA · Acute care+0.23%439.5%7.9%14.5%0.90312 min0.99445Compare
68Memorial Hospital Los BanosLos Banos, CA · Acute care+0.22%33—14.5%15.3%0.94152 min1.0048Compare
69Sutter Coast HospitalCrescent City, CA · Acute care+0.22%24—15.8%13.9%0.95128 min0.9249Compare
70Hoag Memorial Hospital PresbyterianNewport Beach, CA · Acute care+0.21%5410.0%11.2%14.9%0.98194 min1.02409Compare
71Lac/Olive View-UCLA Medical CenterSylmar, CA · Acute care+0.15%23—9.1%15.3%1.14320 min0.83324Compare
72Sutter Delta Medical CenterAntioch, CA · Acute care+0.14%3212.0%9.3%14.1%0.88180 min0.98111Compare
73Salinas Valley Health Medical CenterSalinas, CA · Acute care+0.12%4412.2%10.7%15.9%0.98197 min0.98263Compare
74Mad River Community HospitalArcata, CA · Acute care+0.12%13—11.2%14.9%1.02122 min0.9180Compare
75USC Verdugo Hills HospitalGlendale, CA · Acute care+0.11%4312.0%7.4%15.8%0.90243 min0.99158Compare
76St Mary Medical CenterLong Beach, CA · Acute care+0.11%5211.1%8.3%14.0%1.00150 min1.10539Compare
77Santa Barbara Cottage HospitalSanta Barbara, CA · Acute care+0.10%4410.5%12.6%14.2%0.94185 min1.01450Compare
78Loma Linda University Medical CenterLoma Linda, CA · Acute care+0.10%4311.9%9.1%14.9%0.71413 min0.99533Compare
79MemorialCare Saddleback Medical CenterLaguna Hills, CA · Acute care+0.08%4311.2%11.3%13.6%0.98206 min1.06325Compare
80Kaiser Foundation Hospital - San LeandroSan Leandro, CA · Acute care+0.06%23——15.3%0.91—1.02108Compare
81Sutter Medical Center, SacramentoSacramento, CA · Acute care+0.06%4310.2%11.8%14.9%0.99192 min1.00523Compare
82Northridge Hospital Medical CenterNorthridge, CA · Acute care+0.05%4310.4%8.0%15.6%0.78215 min1.09435Compare
83Alta Bates Summit Medical Center - Alta Bates CampBerkeley, CA · Acute care+0.05%4210.8%9.4%13.0%0.87208 min0.97555Compare
84Los Angeles General Medical CenterLos Angeles, CA · Acute care+0.01%2312.5%11.0%16.5%0.97286 min0.88676Compare
T85Kaiser Foundation Hospital-Moreno ValleyMoreno Valley, CA · Acute care0.00%43——14.9%0.96——101Compare
T85Docs Surgical HospitalLos Angeles, CA · Acute care0.00%————14.5%0.91—0.81—Compare
T85Fresno Surgical HospitalFresno, CA · Acute care0.00%—4——14.4%0.82—0.9831Compare
T85Good Samaritan Hospital, LPBakersfield, CA · Acute care0.00%————14.3%1.05—1.4264Compare
T85Stanislaus Surgical HospitalModesto, CA · Acute care0.00%—————0.97———Compare
T85Sutter Maternity & Surgery Center Of Santa CruzSanta Cruz, CA · Acute care0.00%—4——14.3%1.01—0.8630Compare
91Dameron HospitalStockton, CA · Acute care−0.01%2212.0%13.5%14.8%0.89152 min1.05211Compare
92Community Hospital Of San BernardinoSan Bernardino, CA · Acute care−0.01%32——16.1%1.14153 min1.16347Compare
93Kaiser Foundation Hospital - Baldwin ParkBaldwin Park, CA · Acute care−0.01%33——14.6%1.02—1.00269Compare
94Sierra Nevada Memorial HospitalGrass Valley, CA · Acute care−0.02%3312.2%11.1%14.3%0.83145 min0.97124Compare
95Adventist Health TulareTulare, CA · Acute care−0.03%33—11.9%15.0%0.95198 min1.02112Compare
96Mercy HospitalBakersfield, CA · Acute care−0.04%3211.2%11.3%15.3%1.09193 min1.04211Compare
T97Greater El Monte Community HospitalSouth El Monte, CA · Acute care−0.04%23—12.7%15.3%0.9576 min1.43104Compare
T97San Mateo Medical CenterSan Mateo, CA · Acute care−0.04%—3——14.4%0.97170 min0.91103Compare
99Saint John's Health CenterSanta Monica, CA · Acute care−0.05%4311.1%8.4%15.1%0.86185 min1.02317Compare
100Adventist Health HanfordHanford, CA · Acute care−0.07%3312.4%13.5%15.1%0.76180 min0.99235Compare

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..
Overall star rating
CMS overall hospital quality star rating (1-5).
Patient survey star rating
HCAHPS summary star rating (1-5).
Heart attack death rate
30-day death rate for heart attack patients.
Heart failure death rate
30-day death rate for heart failure patients.
Hospital-wide readmission rate
Rate of unplanned readmission within 30 days, all conditions. From 2025 CMS reports the Hybrid Hospital-Wide Readmission measure (claims plus EHR data), which replaced the claims-only measure; values are close but not strictly comparable across the change. CMS suppressed it for 2026.. Latest available: 2025 release.
Serious complications
Patient safety and adverse events composite (PSI 90; 1.0 = national value).
Time in emergency department
Median time patients spent in the emergency department before leaving.
Medicare spending per patient
Medicare spending per beneficiary episode relative to the national median (1.0 = national median).
Total beds
Total beds reported to CMS (Provider of Services file).