2007 ICD-9-CM Procedure 24.31 Excision of lesion or tissue of gum Surgical excision of the gingiva at the level of its attachment, thus creating new marginal gingiva. This procedure is used to eliminate gingival or periodontal pockets or to provide an approach for extensive surgical interventions, and to gain access necessary to remove calculus within the pocket. (Dorland, 28th ed) 24.31 is a specific code that can be used to specify a procedure 24.31 contains 10 index entries View the full Volume 3 24.* hierarchy 24.31 excludes: biopsy of gum (24.11) excision of odontogenic lesion (24.4) Index entries containing 24.31: Curettage (with packing) (with secondary closure) -- see also Dilation and curettage subgingival 24.31 Excision bulbous tuberosities (mandible) (maxilla) (fibrous) (osseous) 24.31 epulis (gingiva) 24.31 gingiva 24.31 gum 24.31 lesion (local) gum 24.31 nonodontogenic 24.31 subgingival 24.31 Gingivectomy 24.31 Reduction - see also Excision, by site bulbous tuberosities (mandible) (maxilla) (fibrous) (osseous) 24.31