K08.109 Complete loss of teeth, unspecified cause, unspecified class

Billable ICD-10-CM code, FY2026.

Applicable to

• Edentulism NOS

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)

• 525.10 Acquired absence of teeth, unspecified (approximate)
• 525.40 Complete edentulism, unspecified (approximate)

Code annotations containing back-references to K08.109

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 K08.109

• Absence (of) (organ or part) (complete or partial) › teeth, tooth (congenital) › acquired (complete)

Nearby codes

• 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 (this code)
• 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