ICD-10-CM > Z00-Z99 > Z77-Z99 > Z96 > Z96.6 > Z96.65 Z96.65 Presence of artificial knee joint Non-Billable/Non-Specific Codes Z96.651Presence of right artificial knee jointZ96.652Presence of left artificial knee jointZ96.653Presence of artificial knee joint, bilateralZ96.659Presence of unspecified artificial knee joint