ICD-10-CM > S00-T88 > T80-T88 > T85 > T85.9 T85.9 Unspecified complication of internal prosthetic device, implant and graft Non-Billable/Non-Specific Applicable To Complication of internal prosthetic device, implant and graft NOS Codes T85.9XXA..., initial encounterT85.9XXD..., subsequent encounterT85.9XXS..., sequela