ICD-10-CM > S00-T88 > T80-T88 > T82 > T82.2 > T82.22 > T82.228 T82.228 Other mechanical complication of biological heart valve graft Non-Billable/Non-Specific Applicable To Obstruction of biological heart valve graftPerforation of biological heart valve graftProtrusion of biological heart valve graft Codes T82.228A..., initial encounterT82.228D..., subsequent encounterT82.228S..., sequela