Add-on code

Procedural code in the CPT book that is preceded with a plus (+) symbol indicating the code may be reported in addition to the parent or primary procedure code number (see Box A-1 ). Add-on codes are never reported for stand-alone services but are reported secondarily in addition to the primary procedure.Box A-1ADD-ON CODEParent code 11000Biopsy of skin … single lesion each separate/additional lesion (list separately in addition to code for primary procedure)Add-on code +11101

Added years

The years added to the ‘actual membership years’ to enhance the benefits for the member of a defined benefit scheme. It may be the outcome of a transfer payment received by the pension scheme, an additional voluntary contribution, or the employer or the scheme improving the member’s benefits.

Addition to age

A method used by life underwriters when charging an extra premium to under average lives. The underwriter adds a number of years to the proposer’s age in order to determine the actual premium that will be charged.