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February 2026
What is Cost Sharing in Health Insurance?

close up of an insurance document with glasses

This explainer aims to help clarify and explain the common cost-sharing terms often addressed in health policy legislation.

Explainer
Cost Sharing
June 2025
Deductibles in State-Regulated Health Insurance for 2026
2 people calculating taxes with a calculator and documents on top of a wooden table.

This resource discusses deductibles and their interaction with other forms of cost sharing, as well as estimates regarding their presence among state-regulated health insurance, potential impacts of new prohibitions on their application, and related state and federal law.

Resource
Cost Sharing
Health Insurance Coverage
A thumbnail of the nuts and bolts CHBRP logo
Health Care Expenditures in California
Nuts and Bolts
Cost Sharing
101 Series
The Health Care Nuts and Bolts logo with the title Enrollee Health Care Expenditures
Enrollee Health Care Expenditures: Premiums, Cost Sharing, and Noncovered Expenses
Nuts and Bolts
Cost Sharing
101 Series
January 2021
Outpatient Prescription Drug Cost Sharing
Pill bottles with dollar bills in a sink.

This issue brief discusses cost sharing laws and limits that are applicable to outpatient prescription drug benefits regulated by the Department of Managed Health Care (DMHC) and the California Department of Insurance (CDI). This brief also discusses pharmacy benefits, cost sharing, and the laws that are relevant to them.

Issue Brief
Cost Sharing
Prescription medications