ICD-10-CM > D50-D89 > D70-D77 > D72 > D72.1 D72.1 Eosinophilia Non-Billable/Non-Specific Type 2 Excludes Löffler's syndrome (J82.89)pulmonary eosinophilia (J82.-) Codes D72.10Eosinophilia, unspecifiedD72.11Hypereosinophilic syndrome [HES]D72.110Idiopathic hypereosinophilic syndrome [IHES]D72.111Lymphocytic Variant Hypereosinophilic Syndrome [LHES]D72.118Other hypereosinophilic syndromeD72.119Hypereosinophilic syndrome [HES], unspecifiedD72.12Drug rash with eosinophilia and systemic symptoms syndromeD72.18Eosinophilia in diseases classified elsewhereD72.19Other eosinophilia