10ICD Code Hub

D89.81

Header — not billable

Graft-versus-host disease

The ICD-10 code for graft-versus-host disease is D89.81.

D89.81 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 4 more specific codes below.

Clinical notes

Code first

This code represents a manifestation of an underlying disease. Coding convention requires the underlying (etiology) code to be sequenced first, with this code listed second.

  • underlying cause, such as:
  • complications of transplanted organs and tissue (T86.-)
  • complications of blood transfusion (T80.89)

Use additional code

This code represents an underlying condition. When a related manifestation is also present, coding convention calls for an additional code to be listed after this one.

  • code to identify associated manifestations, such as:
  • desquamative dermatitis (L30.8)
  • diarrhea (R19.7)
  • elevated bilirubin (R17)
  • hair loss (L65.9)

Documentation support

General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.

Child codes under D89.81

Related codes in this category