1. K00 Disorders of tooth development and eruption

    Excludes2

    • embedded and impacted teeth (K01.-)
    1. K00.0 Anodontia

      Inclusion term(s):

      • Hypodontia
      • Oligodontia
    2. K00.1 Supernumerary teeth

      Inclusion term(s):

      • Distomolar
      • Fourth molar
      • Mesiodens
      • Paramolar
      • Supplementary teeth
    3. K00.2 Abnormalities of size and form of teeth

      Inclusion term(s):

      • Concrescence of teeth
      • Fusion of teeth
      • Gemination of teeth
      • Dens evaginatus
      • Dens in dente
      • Dens invaginatus
      • Enamel pearls
      • Macrodontia
      • Microdontia
      • Peg-shaped [conical] teeth
      • Supernumerary roots
      • Taurodontism
      • Tuberculum paramolare
    4. K00.3 Mottled teeth

      Inclusion term(s):

      • Dental fluorosis
      • Mottling of enamel
      • Nonfluoride enamel opacities
    5. K00.4 Disturbances in tooth formation

      Inclusion term(s):

      • Aplasia and hypoplasia of cementum
      • Dilaceration of tooth
      • Enamel hypoplasia (neonatal) (postnatal) (prenatal)
      • Regional odontodysplasia
      • Turner's tooth
    6. K00.5 Hereditary disturbances in tooth structure, not elsewhere classified

      Inclusion term(s):

      • Amelogenesis imperfecta
      • Dentinogenesis imperfecta
      • Odontogenesis imperfecta
      • Dentinal dysplasia
      • Shell teeth
    7. K00.6 Disturbances in tooth eruption

      Inclusion term(s):

      • Dentia praecox
      • Natal tooth
      • Neonatal tooth
      • Premature eruption of tooth
      • Premature shedding of primary [deciduous] tooth
      • Prenatal teeth
      • Retained [persistent] primary tooth
    8. K00.7 Teething syndrome

    9. K00.8 Other disorders of tooth development

      Inclusion term(s):

      • Color changes during tooth formation
      • Intrinsic staining of teeth NOS
    10. K00.9 Disorder of tooth development, unspecified

      Inclusion term(s):

      • Disorder of odontogenesis NOS
Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.