ICD-10-CM > M00-M99 > M26-M27 > M27 > M27.8 M27.8 Other specified diseases of jaws Billable/Specific Copy Code Copy Description Applicable To CherubismExostosisFibrous dysplasiaUnilateral condylar hyperplasiaUnilateral condylar hypoplasia Type 1 Excludes jaw pain (R68.84)