ICD-10-CM > S00-T88 > T80-T88 > T84 > T84.2 > T84.21 T84.21 Breakdown (mechanical) of internal fixation device of other bones Non-Billable/Non-Specific Codes T84.210Breakdown (mechanical) of internal fixation device of bones of hand and fingersT84.210A..., initial encounterT84.210D..., subsequent encounterT84.210S..., sequelaT84.213Breakdown (mechanical) of internal fixation device of bones of foot and toesT84.213A..., initial encounterT84.213D..., subsequent encounterT84.213S..., sequelaT84.216Breakdown (mechanical) of internal fixation device of vertebraeT84.216A..., initial encounterT84.216D..., subsequent encounterT84.216S..., sequelaT84.218Breakdown (mechanical) of internal fixation device of other bonesT84.218A..., initial encounterT84.218D..., subsequent encounterT84.218S..., sequela