521.12
Excessive attrition, extending into dentine
The ICD-9 code for excessive attrition, extending into dentine is 521.12.
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 521.12 →