ICD-10-CM > M00-M99 > M86-M90 > M90 > M90.8 > M90.87 M90.87 Osteopathy in diseases classified elsewhere, ankle and foot Non-Billable/Non-Specific Codes M90.871Osteopathy in diseases classified elsewhere, right ankle and footM90.872Osteopathy in diseases classified elsewhere, left ankle and footM90.879Osteopathy in diseases classified elsewhere, unspecified ankle and foot