ICD-10-CM > Q00-QA0 > Q65-Q79 > Q73 > Q73.8 Q73.8 Other reduction defects of unspecified limb(s) Billable/Specific Copy Code Copy Description Applicable To Longitudinal reduction deformity of unspecified limb(s)Ectromelia of limb NOSHemimelia of limb NOSReduction defect of limb NOS