K06.9 Disorder of gingiva and edentulous alveolar ridge, unspecified

Billable ICD-10-CM code, FY2026.

Applies from K06 Other disorders of gingiva and edentulous alveolar ridge

Excludes2 (not included here)

• acute gingivitis (K05.0)
• atrophy of edentulous alveolar ridge (K08.2)
• chronic gingivitis (K05.1)
• gingivitis NOS (K05.1)

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 523.9 Unspecified gingival and periodontal disease (approximate)

Code annotations containing back-references to K06.9

Back-references to K06

• Type 2 Excludes: K13 Other diseases of lip and oral mucosa ("certain disorders of gingiva and edentulous alveolar ridge (K05-K06)")

Diagnosis Index entries for K06.9

• Disease, diseased › alveolar ridge › edentulous
• Disease, diseased › edentulous (alveolar) ridge
• Disease, diseased › gingiva
• Disease, diseased › gum

Nearby codes

• K06.023 Generalized gingival recession, severe
• K06.1 Gingival enlargement
• K06.2 Gingival and edentulous alveolar ridge lesions associated with trauma
• K06.3 Horizontal alveolar bone loss
• K06.8 Other specified disorders of gingiva and edentulous alveolar ridge
• K06.9 Disorder of gingiva and edentulous alveolar ridge, unspecified (this code)