Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes D50-D89 – Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89) > 2024 ICD-10-CM Codes D70-D77 – Other disorders of blood and blood-forming organs (D70-D77) > 2024 ICD-10-CM Codes D72 – Other disorders of white blood cells (D72) > 2024 ICD-10-CM Codes D72.1 – Eosinophilia (D72.1) > 2024 ICD-10-CM Codes D72.11 – Hypereosinophilic syndrome [HES] (D72.11)