Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes K00-K95 – Diseases of the digestive system (K00-K95) > 2024 ICD-10-CM Codes K00-K14 – Diseases of oral cavity and salivary glands (K00-K14) > 2024 ICD-10-CM Codes K05 – Gingivitis and periodontal diseases (K05) > 2024 ICD-10-CM Codes K05.3 – Chronic periodontitis (K05.3) > 2024 ICD-10-CM Codes K05.31 – Chronic periodontitis, localized (K05.31)