cwci logo
Sign InAccount
Research

Research

Legislative Impact Analysis: SB 632

A CWCI Legislative Impact Report examines SB 632, a bill that would give acute care hospital workers who provide direct patient care presumptions of compensability for 9 categories of injuries, encompassing more than 250 ICD-10 codes.

Long COVID-19 Claim Characteristics and Treatment in California Workers’ Compensation

CWCI’s analysis examines the various characteristics of Long COVID claims in California workers’ compensation, including the distribution of claims by diagnostic category and affected body part, the mix of treatment payments among medical service categories at different points of development, and demographic differences between Long COVID and shorter duration COVID claims. The Research Note is posted under the Research tab and is available to CWCI members and subscribers who log in. Others can purchase a copy from the Store.

CWCI Updates Inpatient Hospital Utilization Application and Issues Interactive Research Report

A CWCI Interactive Research Report based on the latest update to the Institute’s Inpatient Hospital Utilization Application which now includes inpatient hospital discharge data for CY 2012 through CY 2023 compiled by the California Department of Health Care Access and Information (HCAI). The report provides a refresher on how the application is formatted and can be used, and highlights some of the latest results and trends, including data that can be used to track and compare changes in the volume of inpatient hospitalizations paid under California workers’ compensation, Medicare, Medi-Cal, and private coverage since 2012.

The Impact of Medical Inflation on California Workers’ Compensation

A new CWCI Report to the Industry explores how medical inflation impacts allowable fees under the California Official Medical Fee Schedule (OMFS).

Opioid Prescribing for Injured Workers Covered by California Workers Compensation System and Other Payers: 2017-2023

A CWCI Report to the Industry analyzes 2017-2023 opioid prescription data extracted from the California Department of Justices Controlled Substance Utilization Review and Evaluation System (CURES) database to track opioid utilization in the state, noting the percentage change in the number of opioid patients overall and within the workers compensation system from 2017 through 2023. The report measures changes in the average strength of the daily dose of morphine equivalents (the morphine equivalent dose or MED) and the average duration of opioid use for workers comp opioid patients and compares the results to the treatment guideline recommended levels to identify the proportion of patients whose opioid use exceeded guideline recommendations and how these proportions changed over time.

Are Migraine Drugs Becoming a New WC Rx Cost Driver?

Are Migraine Drugs Becoming a New WC Rx Cost Driver? A new CWCI study looks at recent increases in the utilization and reimbursement of Migraine Drugs in California workers’ compensation and highlights 6 high-cost brand drugs that have helped fuel that growth.

sacramento capitol image

Contact Us

Name(Required)
Please let us know what's on your mind. Have a question for us? Ask away.
Subscribe to our research reports, bulletins, and more!

We’re in the process of rolling out updates and improvements.

This feature will be restored shortly.

For assistance, please email us at