ICD-10-CM > S00-T88 > T80-T88 > T88 > T88.8 T88.8 Other specified complications of surgical and medical care, not elsewhere classified Non-Billable/Non-Specific Use Additional code to identify the complication Codes T88.8XXA..., initial encounterT88.8XXD..., subsequent encounterT88.8XXS..., sequela