2007 ICD-9-CM Procedure 23.70 Root canal not otherwise specified A treatment modality in endodontics concerned with the therapy of diseases of the dental pulp. For preparatory procedures, ROOT CANAL PREPARATION is available. 23.70 is a specific code that can be used to specify a procedure 23.70 contains 6 index entries View the full Volume 3 23.* hierarchy Index entries containing 23.70: Extirpation -- see also Excision, by site nerve, tooth -- see also Therapy, root canal 23.70 Filling, tooth (amalgam) (plastic) (silicate) 23.2 root canal -- see also Therapy, root canal 23.70 Pulpectomy -- see also Therapy, root canal 23.70 Pulpotomy -- see also Therapy, root canal 23.70 Root canal (tooth) (therapy) 23.70 with apicoectomy 23.72 irrigation 23.71 resection (tooth) (apex) 23.73 with root canal therapy 23.72 residual or retained 23.11 Therapy root canal 23.70 with apicoectomy 23.72 irrigation 23.71