ICD-10-CM > S00-T88 > T80-T88 > T84 > T84.8 > T84.85 T84.85 Stenosis due to internal orthopedic prosthetic devices, implants and grafts Non-Billable/Non-Specific Codes T84.85XA..., initial encounterT84.85XD..., subsequent encounterT84.85XS..., sequela