ICD-10-CM>Q00-QA1>Q65-Q79>Q66>Q66.8Q66.8Other congenital deformities of feetNon-Billable/Non-SpecificCodesQ66.80Congenital vertical talus deformity, unspecified footQ66.81Congenital vertical talus deformity, right footQ66.82Congenital vertical talus deformity, left footQ66.89Other specified congenital deformities of feet