Hospitals in California

Overview of hospital infrastructure, major medical centers, and healthcare resources in California (CA).

Total Hospitals

418

Total Beds

72,500

Beds per 1,000 Pop.

1.8

Trauma Centers

78

Major Hospitals in California

The largest and highest-rated hospitals in California, based on CMS Hospital Compare data and AHA statistics.

HospitalCityTypeBedsCMS Stars
Cedars-Sinai Medical CenterLos AngelesTeaching886★★★★★
UCLA Medical CenterLos AngelesTeaching520★★★★★
Stanford Health CareStanfordTeaching613★★★★★
UCSF Medical CenterSan FranciscoTeaching783★★★★★
UC San Diego HealthSan DiegoTeaching808★★★★★

Health Systems in California

Major hospital systems and healthcare networks operating in California.

Kaiser PermanenteSutter HealthProvidenceDignity Health (CommonSpirit)Cedars-Sinai Health SystemUC Health

Hospital Infrastructure in California

California operates the largest hospital system in the United States, with 418 hospitals and over 72,000 beds serving nearly 40 million residents. The state is home to some of the world's most prestigious academic medical centers, including UCLA, UCSF, Stanford, and Cedars-Sinai, which consistently rank among the top hospitals nationally. Kaiser Permanente, headquartered in Oakland, operates 39 hospitals in the state as part of the nation's largest integrated managed care organization. California's seismic safety requirements under SB 1953 have driven billions of dollars in hospital construction and retrofitting over the past two decades. The state's trauma system includes 78 designated trauma centers, with Level I centers located in major metropolitan areas. Rural communities in the Central Valley and northern California face significant access challenges, with some residents traveling over an hour to reach the nearest hospital. Los Angeles County alone has more hospitals than most states, while the San Francisco Bay Area is a global hub for medical innovation and biotechnology research.

Hospitals in Neighboring States

Hospital data sourced from the Centers for Medicare & Medicaid Services (CMS), the American Hospital Association (AHA), and publicly available Medicare provider data.