K08.124 Complete loss of teeth due to periodontal diseases, class IV

Billable ICD-10-CM code, FY2026.

Applies from K08 Other disorders of teeth and supporting structures

Excludes2 (not included here)

• dentofacial anomalies [including malocclusion] (M26.-)
• disorders of jaw (M27.-)

Applies from K08.1 Complete loss of teeth

Applicable to

• Acquired loss of teeth, complete

Excludes1 (never code together)

• congenital absence of teeth (K00.0)
• exfoliation of teeth due to systemic causes (K08.0)
• partial loss of teeth (K08.4-)

MS-DRG index

Defines the logic of DRG(s) 011-013 in MDC PRE.

Approximate ICD-9-CM (GEMs)

• 525.12 Loss of teeth due to periodontal disease (approximate)
• 525.44 Complete edentulism, class IV (approximate)

Code annotations containing back-references to K08.124

Back-references to K08.1

• Type 1 Excludes: K00.0 Anodontia ("acquired absence of teeth (K08.1-)")
• Type 1 Excludes: K08.4 Partial loss of teeth ("complete loss of teeth (K08.1-)")
• Type 2 Excludes: Z90.09 Acquired absence of other part of head and neck ("teeth (K08.1)")

Diagnosis Index entries for K08.124

• Absence (of) (organ or part) (complete or partial) › teeth, tooth (congenital) › acquired (complete) › due to › periodontal disease › class IV

Nearby codes

• K08.119 Complete loss of teeth due to trauma, unspecified class
• 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 (this code)
• K08.129 Complete loss of teeth due to periodontal diseases, unspecified class
• 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