ICD-10-CM > S00-T88 > T80-T88 > T85 > T85.8 > T85.86 > T85.860 T85.860 Thrombosis due to nervous system prosthetic devices, implants and grafts Non-Billable/Non-Specific Codes T85.860A..., initial encounterT85.860D..., subsequent encounterT85.860S..., sequela