ICD-9-CM Codes ICD-9-PCS Codes

523.42 - Chronic periodontitis, generalized

GEM Conversion to ICD-10 CM

K05.321

Fs: 10000 – Chronic periodontitis, generalized, slight

K05.322

Fs: 10000 – Chronic periodontitis, generalized, moderate

K05.323

Fs: 10000 – Chronic periodontitis, generalized, severe

K05.329

Fs: 10000 – Chronic periodontitis, generalized, unspecified severity

Sibling Codes

523.40

Chronic periodontitis, unspecified

523.41

Chronic periodontitis, localized

523.42

Chronic periodontitis, generalized

Parent Sibling Codes

523.5

523.6

Accretions on teeth

523.8

Other specified periodontal diseases

523.9

Unspecified gingival and periodontal disease