• Drivers of California Claim Duration (Rel. November 29, 2022)
  • Appendix
     
• Friction in the California Compensation System (Rel. November 30, 2021)
   
• Workers' Compensation California Terrorism Risk Assessment (Rel. January 4, 2019)

Cumulative Trauma Claims

• Medical Characteristics of Cumulative Trauma Claims (Rel. December 14, 2022)
• The World of Cumulative Trauma Claims (Rel. October 17, 2018)

Medical Cost Trends and Drivers

California Workers’ Compensation Aggregate Medical Payment Trends 

• Updated through Calendar Year 2021
  • Supplementary Statewide Data
• Updated through Calendar Year 2020
  • Supplementary Statewide Data
• Updated through Calendar Year 2019
  • Supplementary Statewide Data

View California Workers' Compensation Aggregate Medical Payment Trends Archive

Medical Cost Drivers Research

• Cost Impact of California’s Drug Formulary – Two-Year Checkup (Rel. February 9. 2021)
• Cost Impacts of Medical Care Delays in the California Workers’ Compensation System (Rel. October 29, 2020)
• Physical Medicine Treatments and Their Impact on Opioid Use and Lost Time in California Workers' Compensation (Rel. January 15, 2020)
• Treatment Patterns of Medical Providers Indicted for Fraud in California Workers' Compensation (Rel. December 3, 2019)
• Early Indicators of High-Risk Opioid Use and Potential Alternative Treatments (Rel. April 23, 2019) 
• California's New Drug Formulary - One-Year Checkup (Rel. August 30, 2019)
• Impact of the Affordable Care Act on California Workers' Compensation (Rel. May 3, 2018)
• Impact of the Medical Fraud Enforcement on California Workers' Compensation (Rel. October 16, 2018)

View Emerging Issues Archive