What type of codes should be documented for services that are not routinely covered by insurance?

Unlisted procedure codes are specifically designed for services that are not covered by insurance or for which there is no specific CPT code available. These codes allow healthcare providers to report services that are uncommon or emerging in the medical field, enabling them to seek reimbursement when standard codes do not apply.

By using unlisted procedure codes, providers can give detailed information about the procedure or service provided, including an explanation of its medical necessity. This documentation can be crucial for insurance companies when assessing claims for reimbursement and could lead to a negotiation process based on the specifics of the service rendered.

Standard codes are used for routine services that have clear definitions and are widely accepted for coverage, while global service codes generally bundle services that are related to a single procedure, which does not apply to non-routine services. Bundled service codes combine various services into one comprehensive code but are not applicable when a service does not fall into these established categories. Therefore, when dealing with non-routinely covered services, unlisted procedure codes are the most appropriate choice for accurate documentation and potential reimbursement.