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D72 Other disorders of white blood cells

ICD-10-CM category D72 sits in Chapter 3 (Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism, D50-D89). It contains 22 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Subcategories

D72.1 EosinophiliaD72.11 Hypereosinophilic syndrome [HES]D72.8 Other specified disorders of white blood cellsD72.81 Decreased white blood cell countD72.82 Elevated white blood cell count

Billable codes in D72

CodeDescription
D72.0Genetic anomalies of leukocytes
D72.10Eosinophilia, unspecified
D72.110Idiopathic hypereosinophilic syndrome [IHES]
D72.111Lymphocytic Variant Hypereosinophilic Syndrome [LHES]
D72.118Other hypereosinophilic syndrome
D72.119Hypereosinophilic syndrome [HES], unspecified
D72.12Drug rash with eosinophilia and systemic symptoms syndrome
D72.18Eosinophilia in diseases classified elsewhere
D72.19Other eosinophilia
D72.810Lymphocytopenia
D72.818Other decreased white blood cell count
D72.819Decreased white blood cell count, unspecified
D72.820Lymphocytosis (symptomatic)
D72.821Monocytosis (symptomatic)
D72.822Plasmacytosis
D72.823Leukemoid reaction
D72.824Basophilia
D72.825Bandemia
D72.828Other elevated white blood cell count
D72.829Elevated white blood cell count, unspecified
D72.89Other specified disorders of white blood cells
D72.9Disorder of white blood cells, unspecified

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