523.42
Chronic periodontitis, generalized
The ICD-9 code for chronic periodontitis, generalized is 523.42.
Legacy code — retired October 1, 2015ICD-10-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents.
View ICD-9 → ICD-10 crosswalk for 523.42 →