D50–D89
Diseases of the Blood and Blood-Forming Organs
Anemias, coagulation defects, immune disorders
D84.8
Other specified immunodeficiencies
Non-billable
D84.81
Immunodeficiency due to conditions classified elsewhere
Billable
D84.82
Immunodeficiency due to drugs and external causes
Non-billable
D84.821
Immunodeficiency due to drugs
Billable
D84.822
Immunodeficiency due to external causes
Billable
D84.89
Other immunodeficiencies
Billable
D84.9
Immunodeficiency, unspecified
Billable
D86
Sarcoidosis
Non-billable
D86.0
Sarcoidosis of lung
Billable
D86.1
Sarcoidosis of lymph nodes
Billable
D86.2
Sarcoidosis of lung with sarcoidosis of lymph nodes
Billable
D86.3
Sarcoidosis of skin
Billable
D86.8
Sarcoidosis of other sites
Non-billable
D86.81
Sarcoid meningitis
Billable
D86.82
Multiple cranial nerve palsies in sarcoidosis
Billable
D86.83
Sarcoid iridocyclitis
Billable
D86.84
Sarcoid pyelonephritis
Billable
D86.85
Sarcoid myocarditis
Billable
D86.86
Sarcoid arthropathy
Billable
D86.87
Sarcoid myositis
Billable
D86.89
Sarcoidosis of other sites
Billable
D86.9
Sarcoidosis, unspecified
Billable
D89
Other disorders involving the immune mechanism, not elsewhere classified
Non-billable
D89.0
Polyclonal hypergammaglobulinemia
Billable
D89.1
Cryoglobulinemia
Billable
D89.2
Hypergammaglobulinemia, unspecified
Billable
D89.3
Immune reconstitution syndrome
Billable
D89.4
Mast cell activation syndrome and related disorders
Non-billable
D89.40
Mast cell activation, unspecified
Billable
D89.41
Monoclonal mast cell activation syndrome
Billable
D89.42
Idiopathic mast cell activation syndrome
Billable
D89.43
Secondary mast cell activation
Billable
D89.44
Hereditary alpha tryptasemia
Billable
D89.49
Other mast cell activation disorder
Billable
D89.8
Other specified disorders involving the immune mechanism, not elsewhere classified
Non-billable
D89.81
Graft-versus-host disease
Non-billable
D89.810
Acute graft-versus-host disease
Billable
D89.811
Chronic graft-versus-host disease
Billable
D89.812
Acute on chronic graft-versus-host disease
Billable
D89.813
Graft-versus-host disease, unspecified
Billable
D89.82
Autoimmune lymphoproliferative syndrome [ALPS]
Billable
D89.83
Cytokine release syndrome
Non-billable
D89.831
Cytokine release syndrome, grade 1
Billable
D89.832
Cytokine release syndrome, grade 2
Billable
D89.833
Cytokine release syndrome, grade 3
Billable
D89.834
Cytokine release syndrome, grade 4
Billable
D89.835
Cytokine release syndrome, grade 5
Billable
D89.839
Cytokine release syndrome, grade unspecified
Billable
D89.84
IgG4-related disease
Billable
D89.89
Other specified disorders involving the immune mechanism, not elsewhere classified
Billable
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