2007 ICD-9-CM Procedure 34.01 Incision of chest wall (thor-a-KAH-toe-mee) An operation to open the chest. Surgical incision into the chest wall. 34.01 is a specific code that can be used to specify a procedure 34.01 contains 6 index entries View the full Volume 3 34.* hierarchy 34.01 also known as: Extrapleural drainage 34.01 excludes: incision of pleura (34.09) Index entries containing 34.01: Fenestration chest wall 34.01 Incision (and drainage) chest wall (for extrapleural drainage) (for removal of foreign body) 34.01 as operative approach -- omit code extrapleural 34.01 Removal -- see also Excision Abrams bar (chest wall) 34.01 foreign body NEC -- see also Incision, by site 98.20 extrapleural (by incision) 34.01 pectus deformity implant device 34.01