523 Gingival and periodontal diseases 
523.0 Acute gingivitis 
523.00 Acute gingivitis, plaque induced convert 523.00 to ICD-10-CM
523.01 Acute gingivitis, non-plaque induced convert 523.01 to ICD-10-CM- 523.1 Chronic gingivitis
- 523.10 Chronic gingivitis, plaque induced convert 523.10 to ICD-10-CM
- 523.11 Chronic gingivitis, non-plaque induced convert 523.11 to ICD-10-CM
- 523.2 Gingival recession
- 523.20 Gingival recession, unspecified convert 523.20 to ICD-10-CM
- 523.21 Gingival recession, minimal convert 523.21 to ICD-10-CM
- 523.22 Gingival recession, moderate convert 523.22 to ICD-10-CM
- 523.23 Gingival recession, severe convert 523.23 to ICD-10-CM
- 523.24 Gingival recession, localized convert 523.24 to ICD-10-CM
- 523.25 Gingival recession, generalized convert 523.25 to ICD-10-CM
- 523.3 Aggressive and acute periodontitis
- 523.30 Aggressive periodontitis, unspecified convert 523.30 to ICD-10-CM
- 523.31 Aggressive periodontitis, localized convert 523.31 to ICD-10-CM
- 523.32 Aggressive periodontitis, generalized convert 523.32 to ICD-10-CM
- 523.33 Acute periodontitis convert 523.33 to ICD-10-CM
- 523.4 Chronic periodontitis
- 523.40 Chronic periodontitis, unspecified convert 523.40 to ICD-10-CM
- 523.41 Chronic periodontitis, localized convert 523.41 to ICD-10-CM
- 523.42 Chronic periodontitis, generalized convert 523.42 to ICD-10-CM
- 523.5 Periodontosis convert 523.5 to ICD-10-CM
- 523.6 Accretions on teeth convert 523.6 to ICD-10-CM
- 523.8 Other specified periodontal diseases convert 523.8 to ICD-10-CM
- 523.9 Unspecified gingival and periodontal disease convert 523.9 to ICD-10-CM
