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47 datasets

Ambulatory Surgery - Diagnosis and External Cause Codes

Published by: Department of Health Care Access and Information
Last updated: Sunday, April 5, 2026
File types: .XLSX, XLSX, ZIP

This dataset contains statewide counts for every diagnosis, procedure, and external cause of injury/morbidity code reported on the ambulatory surgery ...

Influenza Surveillance

Published by: California Department of Public Health
Last updated: Sunday, April 5, 2026
File types: CSV, XLSX, ZIP

This dataset contains the following files for California influenza surveillance data: 1) Outpatient Influenza-like Illness Surveillance Data by Region...

Patient Origin/Market Share (Pivot Profile)–Inpatient, Emergency Department, and Ambulatory Surgery

Published by: Department of Health Care Access and Information
Last updated: Sunday, April 5, 2026
File types: .XLSX, XLSX, ZIP

This dataset contains annual Excel pivot tables that identify where a facility’s patients come from (Patient Origin) and where patients from a specifi...

Federally Qualified Health Center Wrap Payment and Managed Care Encounter

Published by: California Department of Health Care Services
Last updated: Sunday, April 5, 2026
File types: CSV, ZIP

This table contains an analysis of wrap claims and encounters reported to DHCS. The match percentage is based on the count of wraps received matching ...

Case Mix Index

Published by: Department of Health Care Access and Information
Last updated: Sunday, April 5, 2026
File types: XLSX, DOCX, PDF, ZIP

The Case Mix Index (CMI) is the average relative DRG weight of a hospital’s inpatient discharges, calculated by summing the Medicare Severity-Diagnosi...

Dental Utilization By Provider

Published by: California Department of Health Care Services
Last updated: Sunday, April 5, 2026
File types: ZIP, CSV

This dataset provides beneficiary and service counts for annual dental visits, dental preventive services, dental treatment, and dental exams by rende...

Disaster Healthcare Volunteers: Top 10 Medical Occupations

Published by: California Emergency Medical Services Authority
Last updated: Sunday, April 5, 2026
File types: CSV, ZIP

Disaster Healthcare Volunteers (DHV) is a program that registers and credentials health professionals who may wish to volunteer during disaster includ...

COVID-19 Variant Data (ARCHIVED)

Published by: California Department of Public Health
Last updated: Sunday, April 5, 2026
File types: ZIP, CSV, XLSX

Note: This dataset is no longer being updated due to the end of the COVID-19 Public Health Emergency. The California Department of Public Health (C...

All-Cause Unplanned 30-Day Hospital Readmission Rate, California (LGHC Indicator)

Published by: Department of Health Care Access and Information
Last updated: Sunday, April 5, 2026
File types: CSV, PDF, CHART, ZIP

This dataset contains the statewide number and (unadjusted) rate for all-cause, unplanned, 30-day inpatient readmissions in California hospitals. Data...

Vaccine Preventable Disease Cases by County and Year

Published by: California Department of Public Health
Last updated: Sunday, April 5, 2026
File types: CSV, ZIP

These data contain counts of vaccine preventable disease cases among California residents by county, disease, and year. The California Department o...