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ICD-10-CM Codes Browse (Tabular) Diagnostic External Drug Neoplasm

D89.9 – Disorder involving the immune mechanism, unspecified

Overview

Coding Notes

Active
Billable, valid for HIPAA-covered transactions

Applicable To

Immune disease NOS

GEM Conversion to ICD-9 CM

Fs: 00000 – Unspecified disorder of immune mechanism

MDC / MS-DRG Reference

RETICULOENDOTHELIAL AND IMMUNITY DISORDERS WITH MCC
RETICULOENDOTHELIAL AND IMMUNITY DISORDERS WITH CC
RETICULOENDOTHELIAL AND IMMUNITY DISORDERS WITHOUT CC/MCC

Back Reference of Diagnostic Codes

Disease, diseased See also Syndrome
immune D89.9
Disorder (of) See also Disease
immune mechanism (immunity) D89.9

Sibling Codes

Polyclonal hypergammaglobulinemia
Cryoglobulinemia
Hypergammaglobulinemia, unspecified
Immune reconstitution syndrome
Mast cell activation syndrome and related disorders
Other specified disorders involving the immune mechanism, not elsewhere classified

Parent Sibling Codes

Immunodeficiency with predominantly antibody defects
Combined immunodeficiencies
Immunodeficiency associated with other major defects
Common variable immunodeficiency
Other immunodeficiencies
Sarcoidosis
Other disorders involving the immune mechanism, not elsewhere classified

View in Tabular

Code Title
D50-D89 Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
D80-D89 Certain disorders involving the immune mechanism (D80-D89)
D89 Other disorders involving the immune mechanism, not elsewhere classified
D89.9 Disorder involving the immune mechanism, unspecified
Applicable to
Immune disease NOS