alpha (major) (severe) (triple gene defect) D56.0ICD-10-CM Diagnosis Code D56.0
Alpha thalassemia
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Alpha thalassemia major
- Hemoglobin H Constant Spring
- Hemoglobin H disease
- Hydrops fetalis due to alpha thalassemia
- Severe alpha thalassemia
- Triple gene defect alpha thalassemia
Type 1 Excludes- alpha thalassemia trait or minor (D56.3)
- asymptomatic alpha thalassemia (D56.3)
- hydrops fetalis due to isoimmunization (P56.0)
- hydrops fetalis not due to immune hemolysis (P83.2)
Use Additional- code, if applicable, for hydrops fetalis due to alpha thalassemia (P56.99)