D72.18
Billable codeEosinophilia in diseases classified elsewhere
The ICD-10 code for eosinophilia in diseases classified elsewhere is D72.18.
Clinical notes
Code first
This code represents a manifestation of an underlying disease. Coding convention requires the underlying (etiology) code to be sequenced first, with this code listed second.
- underlying disease, such as:
- chronic myelomonocytic leukemia (C93.1-)
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This code represents a manifestation. Documentation should identify the underlying condition, which must be coded first.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- D72.10Eosinophilia, unspecified
- D72.11Hypereosinophilic syndrome [HES]non-billable header
- D72.12Drug rash with eosinophilia and systemic symptoms syndrome
- D72.19Other eosinophilia
- D72.18Eosinophilia in diseases classified elsewhere
Associated MS-DRGs
D72.18 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.