ICD-10-CM > S00-T88 > T80-T88 > T84 > T84.0 > T84.03 T84.03 Mechanical loosening of internal prosthetic joint Non-Billable/Non-Specific Applicable To Aseptic loosening of prosthetic joint Codes T84.030Mechanical loosening of internal right hip prosthetic jointT84.030A..., initial encounterT84.030D..., subsequent encounterT84.030S..., sequelaT84.031Mechanical loosening of internal left hip prosthetic jointT84.031A..., initial encounterT84.031D..., subsequent encounterT84.031S..., sequelaT84.032Mechanical loosening of internal right knee prosthetic jointT84.032A..., initial encounterT84.032D..., subsequent encounterT84.032S..., sequelaT84.033Mechanical loosening of internal left knee prosthetic jointT84.033A..., initial encounterT84.033D..., subsequent encounterT84.033S..., sequelaT84.038Mechanical loosening of other internal prosthetic jointT84.038A..., initial encounterT84.038D..., subsequent encounterT84.038S..., sequelaT84.039Mechanical loosening of unspecified internal prosthetic jointT84.039A..., initial encounterT84.039D..., subsequent encounterT84.039S..., sequela