Use

Complete, proposed, exploratory, other.

This value set has an inline code system http://hl7.org/fhir/claim-use-link, which defines the following codes:

Code Display Definition
complete Complete The treatment is complete and this represents a Claim for the services.
proposed Proposed The treatment is proposed and this represents a Pre-authorization for the services.
exploratory Exploratory The treatment is proposed and this represents a Pre-determination for the services.
other Other A locally defined or otherwise resolved status.