1. K08 Other disorders of teeth and supporting structures

    1. K08.0 Exfoliation of teeth due to systemic causes

    2. K08.1 Complete loss of teeth

      Inclusion term(s):

      • Acquired loss of teeth, complete
      1. K08.10 Complete loss of teeth, unspecified cause

        • K08.101 Complete loss of teeth, unspecified cause, class I
        • K08.102 Complete loss of teeth, unspecified cause, class II
        • K08.103 Complete loss of teeth, unspecified cause, class III
        • K08.104 Complete loss of teeth, unspecified cause, class IV
        • K08.109 Complete loss of teeth, unspecified cause, unspecified class

          Inclusion term(s):

          • Edentulism NOS
      2. K08.11 Complete loss of teeth due to trauma

        • K08.111 Complete loss of teeth due to trauma, class I
        • K08.112 Complete loss of teeth due to trauma, class II
        • K08.113 Complete loss of teeth due to trauma, class III
        • K08.114 Complete loss of teeth due to trauma, class IV
        • K08.119 Complete loss of teeth due to trauma, unspecified class
      3. K08.12 Complete loss of teeth due to periodontal diseases

        • K08.121 Complete loss of teeth due to periodontal diseases, class I
        • K08.122 Complete loss of teeth due to periodontal diseases, class II
        • K08.123 Complete loss of teeth due to periodontal diseases, class III
        • K08.124 Complete loss of teeth due to periodontal diseases, class IV
        • K08.129 Complete loss of teeth due to periodontal diseases, unspecified class
      4. K08.13 Complete loss of teeth due to caries

        • K08.131 Complete loss of teeth due to caries, class I
        • K08.132 Complete loss of teeth due to caries, class II
        • K08.133 Complete loss of teeth due to caries, class III
        • K08.134 Complete loss of teeth due to caries, class IV
        • K08.139 Complete loss of teeth due to caries, unspecified class
      5. K08.19 Complete loss of teeth due to other specified cause

        • K08.191 Complete loss of teeth due to other specified cause, class I
        • K08.192 Complete loss of teeth due to other specified cause, class II
        • K08.193 Complete loss of teeth due to other specified cause, class III
        • K08.194 Complete loss of teeth due to other specified cause, class IV
        • K08.199 Complete loss of teeth due to other specified cause, unspecified class
    3. K08.2 Atrophy of edentulous alveolar ridge

      1. K08.20 Unspecified atrophy of edentulous alveolar ridge

        Inclusion term(s):

        • Atrophy of the mandible NOS
        • Atrophy of the maxilla NOS
      2. K08.21 Minimal atrophy of the mandible

        Inclusion term(s):

        • Minimal atrophy of the edentulous mandible
      3. K08.22 Moderate atrophy of the mandible

        Inclusion term(s):

        • Moderate atrophy of the edentulous mandible
      4. K08.23 Severe atrophy of the mandible

        Inclusion term(s):

        • Severe atrophy of the edentulous mandible
      5. K08.24 Minimal atrophy of maxilla

        Inclusion term(s):

        • Minimal atrophy of the edentulous maxilla
      6. K08.25 Moderate atrophy of the maxilla

        Inclusion term(s):

        • Moderate atrophy of the edentulous maxilla
      7. K08.26 Severe atrophy of the maxilla

        Inclusion term(s):

        • Severe atrophy of the edentulous maxilla
    4. K08.3 Retained dental root

    5. K08.4 Partial loss of teeth

      Inclusion term(s):

      • Acquired loss of teeth, partial
      1. K08.40 Partial loss of teeth, unspecified cause

        • K08.401 Partial loss of teeth, unspecified cause, class I
        • K08.402 Partial loss of teeth, unspecified cause, class II
        • K08.403 Partial loss of teeth, unspecified cause, class III
        • K08.404 Partial loss of teeth, unspecified cause, class IV
        • K08.409 Partial loss of teeth, unspecified cause, unspecified class

          Inclusion term(s):

          • Tooth extraction status NOS
      2. K08.41 Partial loss of teeth due to trauma

        • K08.411 Partial loss of teeth due to trauma, class I
        • K08.412 Partial loss of teeth due to trauma, class II
        • K08.413 Partial loss of teeth due to trauma, class III
        • K08.414 Partial loss of teeth due to trauma, class IV
        • K08.419 Partial loss of teeth due to trauma, unspecified class
      3. K08.42 Partial loss of teeth due to periodontal diseases

        • K08.421 Partial loss of teeth due to periodontal diseases, class I
        • K08.422 Partial loss of teeth due to periodontal diseases, class II
        • K08.423 Partial loss of teeth due to periodontal diseases, class III
        • K08.424 Partial loss of teeth due to periodontal diseases, class IV
        • K08.429 Partial loss of teeth due to periodontal diseases, unspecified class
      4. K08.43 Partial loss of teeth due to caries

        • K08.431 Partial loss of teeth due to caries, class I
        • K08.432 Partial loss of teeth due to caries, class II
        • K08.433 Partial loss of teeth due to caries, class III
        • K08.434 Partial loss of teeth due to caries, class IV
        • K08.439 Partial loss of teeth due to caries, unspecified class
      5. K08.49 Partial loss of teeth due to other specified cause

        • K08.491 Partial loss of teeth due to other specified cause, class I
        • K08.492 Partial loss of teeth due to other specified cause, class II
        • K08.493 Partial loss of teeth due to other specified cause, class III
        • K08.494 Partial loss of teeth due to other specified cause, class IV
        • K08.499 Partial loss of teeth due to other specified cause, unspecified class
    6. K08.5 Unsatisfactory restoration of tooth

      Inclusion term(s):

      • Defective bridge, crown, filling
      • Defective dental restoration
      1. K08.50 Unsatisfactory restoration of tooth, unspecified

        Inclusion term(s):

        • Defective dental restoration NOS
      2. K08.51 Open restoration margins of tooth

        Inclusion term(s):

        • Dental restoration failure of marginal integrity
        • Open margin on tooth restoration
        • Poor gingival margin to tooth restoration
      3. K08.52 Unrepairable overhanging of dental restorative materials

        Inclusion term(s):

        • Overhanging of tooth restoration
      4. K08.53 Fractured dental restorative material

        • K08.530 Fractured dental restorative material without loss of material
        • K08.531 Fractured dental restorative material with loss of material
        • K08.539 Fractured dental restorative material, unspecified
      5. K08.54 Contour of existing restoration of tooth biologically incompatible with oral health

        Inclusion term(s):

        • Dental restoration failure of periodontal anatomical integrity
        • Unacceptable contours of existing restoration of tooth
        • Unacceptable morphology of existing restoration of tooth
      6. K08.55 Allergy to existing dental restorative material

      7. K08.56 Poor aesthetic of existing restoration of tooth

        Inclusion term(s):

        • Dental restoration aesthetically inadequate or displeasing
      8. K08.59 Other unsatisfactory restoration of tooth

        Inclusion term(s):

        • Other defective dental restoration
    7. K08.8 Other specified disorders of teeth and supporting structures

      1. K08.81 Primary occlusal trauma

      2. K08.82 Secondary occlusal trauma

      3. K08.89 Other specified disorders of teeth and supporting structures

        Inclusion term(s):

        • Enlargement of alveolar ridge NOS
        • Insufficient anatomic crown height
        • Insufficient clinical crown length
        • Irregular alveolar process
        • Toothache NOS
    8. K08.9 Disorder of teeth and supporting structures, unspecified

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.