ICD-10-CM > M00-M99 > M60-M63 > M62 > M62.4 > M62.47 M62.47 Contracture of muscle, ankle and foot Non-Billable/Non-Specific Codes M62.471Contracture of muscle, right ankle and footM62.472Contracture of muscle, left ankle and footM62.479Contracture of muscle, unspecified ankle and foot