Case number

1. Numeric assigned by the insurance carrier (payer) to an insurance claim. When appealing a denied or rejected claim, it must appear on each page of the document that is submitted to the payer. 2. See group number.

Case rate

1. In managed health care, an averaging after a flat rate is given to certain categories of procedures. 2. Package price for a specific procedure or diagnostic-related group (DRG). Also called bundled rate or flat fee-per-case .

Case reserve

reserves for outstanding claims built up on a case by case basis with the amount likely to be paid out on each claim being separately estimated.
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Known also as outstanding loss reserves, case reserves are recorded estimates of outstanding unpaid liabilities associated with specific reported claims. Case reserves may pertain to losses, allocated loss adjustment expense (ALAE), or both. Case reserves are established by the cedant if the reinsurer believes a case reserve is inadequate, it may establish an additional amount known as the additional case reserve (ACR).