ICD-10-CM > M00-M99 > M05-M14 > M08 > M08.9 > M08.97 M08.97 Juvenile arthritis, unspecified, ankle and foot Non-Billable/Non-Specific Codes M08.971Juvenile arthritis, unspecified, right ankle and footM08.972Juvenile arthritis, unspecified, left ankle and footM08.979Juvenile arthritis, unspecified, unspecified ankle and foot