NA0D

ICD-11 MMS 2026-01

Injury of teeth or supporting structures

Description

Damage inflicted on the surface of the tooth as the direct or indirect result of an external force, with disruption of continuity of the tooth substance, and/or impairment of the tooth-supporting structures (periodontium).

Coding note from above levels

This Block includes the following: • injuries of face [any part] • injuries of gum • injuries of jaw • injuries of oral cavity • injuries of palate • injuries of periocular area • injuries of scalp • injuries of temporomandibular joint area • injuries of tongue • injuries of tooth

Excludes

  • DA08.0 – Dental caries
  • DA08.10 – Excessive attrition of teeth
  • DA08.11 – Abrasion of teeth
  • DA08.12 – Erosion of teeth
  • DA08.13 – Abfraction
  • DA08.2 – Chronic dental injuries
  • DA08.3 – Nontraumatic fracture of tooth
  • DA0A – Certain specified disorders of teeth or supporting structures

Exclusions from above levels

  • http://id.who.int/icd/entity/152692065 – Frostbite
  • http://id.who.int/icd/entity/163532889 – Burns
  • ND70 – Foreign body on external eye
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  • ND71 – Foreign body in ear
  • ND72.1 – Foreign body in nostril
  • ND72.2 – Foreign body in pharynx
  • ND72.3 – Foreign body in larynx
  • ND73.0 – Foreign body in mouth
  • FB80.7 – Malunion of fracture
  • FB80.8 – Nonunion of fracture
  • FB80.A – Stress fracture, not elsewhere classified
  • FB80.B – Pathological fracture
  • http://id.who.int/icd/entity/624443803 – Birth injury
  • JB0A – Certain specified obstetric trauma

Child codes

  • NA0D.0 – Injury of hard dental tissues and pulp
  • NA0D.1 – Injury of periodontal tissues
  • NA0D.Y – Other specified injury of teeth or supporting structures
  • NA0D.Z – Injury of teeth or supporting structures, unspecified

Sibling codes

  • NA00 – Superficial injury of head
  • NA01 – Open wound of head
  • NA02 – Fracture of skull or facial bones
  • NA03 – Dislocation or strain or sprain of joints or ligaments of head
  • NA04 – Injury of cranial nerves
  • NA05 – Injury of blood vessels of head
  • NA06 – Injury of eye or orbit
  • NA07 – Intracranial injury
  • NA08 – Crushing injury of head
  • NA09 – Traumatic amputation of part of head
  • NA0A – Certain specified injuries of head
  • NA0B – Injury of the auricle
  • NA0C – Injury of middle or inner ear
  • NA0Z – Injuries to the head, unspecified

Foundation entity

Injury of teeth or supporting structures – http://id.who.int/icd/entity/1413338122

Allowed postcoordination axes

Part of: 22: Injury, poisoning or certain other consequences of external causes