California Workers' Compensation Institute

California Workers' Compensation Inpatient Hospitalization Trends

5/03/2018

CWCI research measures and compares changes in the volume of inpatient hospitalizations in WC, Medicare, Medi-Cal and private plans from 2008-2016, notes the most common WC inpatient diagnosis-related group codes (MS-DRGs) and the top 5 Major Diagnostic Categories (MDCs); and provides detailed data on other workers compensation inpatient trends, including average length of stay and changes in the volume of implant-eligible spinal surgeries.

CWCI Prescription Drug Interactive Tool

4/25/2018

An online application that CWCI members can use to examine and compare industrywide prescription drug data derived from 12.5 million prescriptions dispensed to injured workers between January 2007 and June 2017.

Independent Medical Review Decisions, January 2014 Through December 2017

3/14/2018

Recent data on the IMR process for resolving workers comp medical disputes. measuring changes in IMR volume in 2017, and comparing IMR outcomes based on a review of 648,450 IMR decision letters issued from 2014 through 2017.

California Workers' Compensation Prescription Drug Distributions & Opioid Trends

3/13/2018

A CWCI Research Update report shows changes in California workers' comp prescription drug and payment distributions by therapeutic drug group and provides detailed information on the latest opioid trends.

Revisiting 24-Hour Health Care Coverage and Its Integration With the California Workers' Comp System

3/02/2018

A CWCI white paper that examines the issues, opportunities, and unresolved problems surrounding the integration of California workers' comp into a 24-hour system.

Changes in the QME Population and Medical-Legal Trends in California Workers' Compensation

2/28/2018

This study tracks changes in the composition of the Qualified Medical Evaluator (QME) population in California workers' compensation in terms of medical specialty representation and geographic availability, comparing data on medical providers certified as QMEs in 2012 and in 2017. The study also uses 2007 - June 2017 claims data to examine changes in the level of services rendered by evaluators, the mix of services, average payments for all medical-legal services and for specific levels of service, and the proportion of evaluations performed by AMEs vs. QMEs.

Opioids in Workers' Compensation Medicare Set-Asides

10/28/2017

CWCIs analysis of the prevalence and cost of prescription drugs within approved Workers' Compensation Medicare Set-Aside Arrangements.

IRIS Regional Scorecard Interactive Tool

10/11/2017

An interactive application based on updated IRIS data on claims from the last decade (AY 2007 through 2016) so that users can compare results from each region to statewide results on key metrics, compare results between different regions, and identify regional and statewide trends that have developed.

CWCI Claims Monitoring Interactive Tool

9/29/2017

CWCI members can now access a new interactive application that shows average paid indemnity and medical losses on claims from AY 2005 through the end of AY 2016 at nine levels of development (with payments valued through December 2016). The online tool gives Institute members the ability to view results for indemnity claims or for all claims, subset the data by industry and region, and segment the medical payment data into medical treatment, pharmacy & DME, medical-legal services & medical cost containment expenses.

IMR Outcomes: January 2014 Through June 2017

9/14/2017

An analysis of the volume and outcomes of Independent Medical Reviews based on determination letters issued from January 2014 through June 2017.

Opioids in California Workers' Comp Claims With Mental Health Disorders

8/29/2017

A CWCI analysis of the prevalence, volume and strength of opioid prescriptions in California work injury lost-time claims that involve a mental health component.

California WC Formulary - Part II: A Review of the July 2017 Proposed Formulary Drug List of Exempt and Non-Exempt Drugs

8/01/2017

A CWCI Spotlight Report uses 2015 and 2016 workers' comp prescription drug data to measure the potential impact of DWC's proposed Formulary.

Injury Classification in California Workers' Comp, Part 1: Medical Coding During the ICD-10 Transition

5/17/2017

A new analysis on the use of ICD-10 codes in California workers comp during the transition from the ICD-9 system finds that 99 percent of submitted medical bills used ICD-10 codes and, as expected, a wider range of codes were provided than in the past, but many lacked the additional characters that better define the injury, identify the type of encounter and improve communication.

CWCI IRIS Regional Score Card: Sierra Claims

4/11/2017

Claims filed by workers living in the Sierras represent just 1.7% of California workers' comp claims, but over the past decade average loss payments in the region have grown faster than in other parts of the state. CWCI's final Regional Score Card takes a close look at key aspects of Sierra claims and compares the results to those from other regions.

Spinal Fusion Claims in California Workers' Compensation

3/21/2017

CWCI's analysis of the utilization trends, costs, and characteristics of spinal fusion claims in California workers' compensation.

IMR Decisions: January 2014 Through December 2016

3/16/2017

A 12-page CWCI analysis that measures and compares IMR outcomes from 2014, 2015, and 2016.

CWCI IRIS Regional Score Card: Claims from the Northern Counties

3/12/2017

Claims filed by residents of Californias nine northern most counties comprise 1.1% of the state's work force, but 3.3% of the states workers' comp claims and 2.2% of paid losses. CWCI's seventh IRIS Regional Score Card offers detailed data comparing key aspects of claims from the Northern Counties to those from other regions.

CWCI IRIS Regional Score Card: Central Coast Claims

2/14/2017

Claims filed by workers living on the Central Coast account for 6.7% of all workers' comp claims in the state and 6.3% of paid losses. CWCI's sixth IRIS Regional Score Card offers detailed data comparing key aspects of Central Coast claims to those from other regions.

CWCI IRIS Regional Score Card: San Diego County Claims

1/22/2017

Claims filed by San Diego County residents account for 8.1% of all workers' comp claims in the state, but only 6.2% of paid losses. CWCI's fifth IRIS Regional Score Card offers detailed data comparing key aspects of San Diego County claims to those from other regions.

CWCI IRIS Regional Score Card: San Francisco Bay Area Claims

1/08/2017

Residents of the 9-county San Francisco Bay Area account for 17.5% of all California workers' comp claims but 15.4% of paid losses. CWCI's fourth IRIS Regional Score Card provides detailed data comparing key aspects of Bay Area claims to those from other regions.