ICD-10-CM>Q00-QA1>Q65-Q79>Q66>Q66.7Q66.7Congenital pes cavusNon-Billable/Non-SpecificCodesQ66.70Congenital pes cavus, unspecified footQ66.71Congenital pes cavus, right footQ66.72Congenital pes cavus, left foot