M27.5 Periradicular pathology associated with previous endodontic treatmentNon-billable header with 4 child codes.
M27.51 Perforation of root canal space due to endodontic treatmentM27.52 Endodontic overfillM27.53 Endodontic underfillM27.59 Other periradicular pathology associated with previous endodontic treatmentK08.5 Unsatisfactory restoration of tooth ("unsatisfactory endodontic treatment (M27.5-)")K08 Other disorders of teeth and supporting structures ("disorders of jaw (M27.-)")M27.2 Inflammatory conditions of jawsM27.3 Alveolitis of jawsM27.4 Other and unspecified cysts of jawM27.40 Unspecified cyst of jawM27.49 Other cysts of jawM27.5 Periradicular pathology associated with previous endodontic treatment (this code)M27.51 Perforation of root canal space due to endodontic treatmentM27.52 Endodontic overfillM27.53 Endodontic underfillM27.59 Other periradicular pathology associated with previous endodontic treatmentM27.6 Endosseous dental implant failure