D56.4 is the ICD-10 code for Hereditary persistence of fetal haemoglobin [HPFH]. It is a four-character subcategory of D56 (Thalassaemia), the most specific level in the WHO edition. It belongs to the block D55–D59 (Haemolytic anaemias) in Chapter III, Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism.
- Code type
- Subcategory (4 characters)
- Chapter
- III · D50–D89
- Classification
- WHO ICD-10, 2019 version
D56.4 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
D56.4Arvelig persistens av føtalt hemoglobin
DD564Arveligt persisterende føtalt hæmoglobin (HPFH)
D56.4Fetaalihemoglobiinin perinnöllinen pysyvyys
D56.4Hereditäre Persistenz fetalen Hämoglobins [HPFH]
D56.4Persistance héréditaire de l'hémoglobine fœtale [HbF]
D56.4hereditaire persistentie van foetale hemoglobine [HPFH]
D56.4Hereditary persistence of fetal hemoglobin [HPFH]
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
Look up another code
Stop looking codes up by hand
Docdemic listens to the consultation, writes the note and suggests the diagnosis and procedure codes that fit it, each one checked against your country’s official code list.
Try Docdemic free