ICD-10-CM · FY 2026 APRIL UPDATE
D56
Thalassemia
Diagnosis reference
Nonbillable categoryThis entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.
Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification
Related entries
Up to 30 descendants in this category
| CODE | DESCRIPTION | TYPE |
|---|---|---|
| D56.0 | Alpha thalassemia | Billable |
| D56.1 | Beta thalassemia | Billable |
| D56.2 | Delta-beta thalassemia | Billable |
| D56.3 | Thalassemia minor | Billable |
| D56.4 | Hereditary persistence of fetal hemoglobin [HPFH] | Billable |
| D56.5 | Hemoglobin E-beta thalassemia | Billable |
| D56.8 | Other thalassemias | Billable |
| D56.9 | Thalassemia, unspecified | Billable |
Use the complete reference
This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.
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