D89.8 Other specified disorders involving the immune mechanism, not elsewhere classified

Non-billable header with 5 child codes.

Applies from D89 Other disorders involving the immune mechanism, not elsewhere classified

Excludes1 (never code together)

• hyperglobulinemia NOS (R77.1)
• monoclonal gammopathy (of undetermined significance) (D47.2)

Excludes2 (not included here)

• transplant failure and rejection (T86.-)

Codes under D89.8

• D89.81 Graft-versus-host disease
• D89.82 Autoimmune lymphoproliferative syndrome [ALPS]
• D89.83 Cytokine release syndrome
• D89.84 IgG4-related disease
• D89.89 Other specified disorders involving the immune mechanism, not elsewhere classified

Code annotations containing back-references to D89.8

Back-references to D89

• Type 1 Excludes: D72 Other disorders of white blood cells ("immunity disorders (D80-D89)")

Nearby codes

• D89.41 Monoclonal mast cell activation syndrome
• D89.42 Idiopathic mast cell activation syndrome
• D89.43 Secondary mast cell activation
• D89.44 Hereditary alpha tryptasemia
• D89.49 Other mast cell activation disorder
• D89.8 Other specified disorders involving the immune mechanism, not elsewhere classified (this code)
• D89.81 Graft-versus-host disease
• D89.810 Acute graft-versus-host disease
• D89.811 Chronic graft-versus-host disease
• D89.812 Acute on chronic graft-versus-host disease
• D89.813 Graft-versus-host disease, unspecified