D89.81Non-Billable (Header)Graft-versus-host diseaseUse Additional Codecode to identify associated manifestations, such as:desquamative dermatitis (L30.8)diarrhea (R19.7)elevated bilirubin (R17)hair loss (L65.9)Code Firstunderlying cause, such as:complications of transplanted organs and tissue (T86.-)complications of blood transfusion (T80.89)Child CodesD89.810Acute graft-versus-host diseaseHCC 454D89.811Chronic graft-versus-host diseaseHCC 454D89.812Acute on chronic graft-versus-host diseaseHCC 454D89.813Graft-versus-host disease, unspecifiedHCC 454Code Hierarchy└D89Other disorders involving the immune mechanism, not elsewhere classified└D89.8Other specified disorders involving the immune mechanism, not elsewhere classified└D89.81Graft-versus-host disease└D89.81Graft-versus-host disease