There is a report that comes up automatically when doing insurance billing that tells users the claims that haven't been billed because they are linked to an archived insurance.

Watch this short video which describes how to correct insurance claims found on your archived insurance report, when doing insurance billing.

In summary:
If a transaction is too old to be paid on it, you will:

1. Select the transaction
2. Click the "I" button and click "Change Insurance"
3. Select "No Insurance". This transaction will no longer show as an error on your report.

Otherwise, do the following:

1. Select the transaction
2. Click the "I" button and click "Change Insurance"
3. Select "Primary"