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Administrative
Updated March 2026

Claim Number

Definition

The unique identification number assigned to a workers' compensation claim by the claims administrator when the claim is filed. The claim number is used to track all documents, correspondence, medical records, and benefit payments associated with the specific industrial injury throughout the life of the claim.

Related Terms

Frequently Asked Questions

What is a Claim Number?

The unique identification number assigned to a workers' compensation claim by the claims administrator when the claim is filed. The claim number is used to track all documents, correspondence, medical records, and benefit payments associated with the specific industrial injury throughout the life of the claim.

What role does claim number play in workers' compensation administration?

Claim Number is part of the administrative framework of California's workers' compensation system. It helps ensure that claims are processed efficiently and that all parties meet their obligations under the law.