K08.439 Partial loss of teeth due to caries, unspecified class

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 K08.4 Partial loss of teeth

Applicable to

• Acquired loss of teeth, partial

Excludes1 (never code together)

• complete loss of teeth (K08.1-)
• congenital absence of teeth (K00.0)

Excludes2 (not included here)

• exfoliation of teeth due to systemic causes (K08.0)

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 525.13 Loss of teeth due to caries (approximate)
• 525.50 Partial edentulism, unspecified (approximate)

Code annotations containing back-references to K08.439

Back-references to K08.4

• Type 1 Excludes: K08.1 Complete loss of teeth ("partial loss of teeth (K08.4-)")

Diagnosis Index entries for K08.439

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

Nearby codes

• 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 (this code)
• 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