Healthcare Utilization Data
Latest Releases
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Top Five Major Diagnostic Categories (MDC) for California Hospitals
The Top Five MDCs for each hospital were identified from the number of encounters for each MDC from the Patient...
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Volume of Cancer Surgeries Performed in California Hospitals
In 2022, almost 500,000 surgeries were performed in 291 California hospitals for 11 cancer types. Over 80 percent of these...
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Preferred Languages Spoken in California Facilities
Out of the 16 million patient encounters statewide in 2021, patients in more than two million encounters preferred a language...
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Coronary Artery Bypass Graft: Hospital Performance Ratings, 2021
120 state-licensed hospitals performed adult CABG surgery during 2020-2021. The statewide isolated CABG mortality rate for 2021 was 2.4 percent....
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Mental and Behavioral Health Diagnoses in Emergency Department and Inpatient Discharges by Healthy Places Index Ranking
In 2020, 24 percent of diagnoses in the emergency department and inpatient settings were mental health disorders, substance use disorders,...
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Effects of COVID-19 on Hospital Utilization Trends
With the onset of COVID-19, hospitals statewide saw a sharp drop in inpatient discharges, emergency department utilization, and ambulatory surgeries.
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Coronary Artery Bypass Graft: Hospital Performance Ratings, 2020
123 state-licensed hospitals performed adult CABG surgery during 2019-2020. The statewide isolated CABG mortality rate for 2020 was 2.64 percent....
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Inpatient Hospitalizations and Emergency Department Visits for Persons Experiencing Homelessness in California: Patient Demographics By Facility
From 2019-2020, persons experiencing homelessness (PEH) accounted for 3.0 percent of hospital encounters in California hospitals. The visualizations show the...
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Patients Leaving California Hospitals Against Medical Advice (AMA)
In 2019-2020, there were 133,445 discharges against medical advice in California, representing 2.6 percent of all discharges. Patients leaving California...
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Market Share Area Map by Facility, 2015 and 2020
This visualization displays market share – where patients from a specific area go to for hospital inpatient, emergency department, and/or...