The oral surface of the gingiva extending from the mucogingival junction to the gingival margin. In gingival health, the coronal portion of the sulcular epithelium may also be keratinized.
Claims payer who assumes responsibility for administering health benefit plans without assuming any financial risk. Some commercial insurance carriers and Blue Cross & Blue Shield plans also have TPA operations to accommodate self-funded employers seeking administrative services only (ASO) contracts.