D56
Non-billableThalassemia
Thalassemia
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •autoimmune disease (systemic) NOSM35.9
- •certain conditions originating in the perinatal periodP00-P96
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •human immunodeficiency virus [HIV] diseaseB20
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
Child Codes (8)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(17)
UMLS
- Hereditary leptocytosisC0039730
- ThalassaemiaC0039730
- Thalassaemia NOSC0039730
- Thalassaemia syndromeC0039730
- Thalassaemic disordersC0039730
- ThalassemiaC0039730
- Thalassemia (disorder)C0039730
- Thalassemia syndromeC0039730
- Thalassemia syndrome (disorder)C0039730
- Thalassemia, unspecifiedC0039730
- ThalassemiasC0039730
- syndromes thalassemiaC0039730
- thalassaemiaC0039730
- thalassaemiasC0039730
- thalassemiaC0039730
- thalassemia disorderC0039730
- thalassemiasC0039730
Frequently Asked Questions
What is the ICD-10 code for thalassemia?
The ICD-10-CM code for thalassemia is D56. The full clinical description is "Thalassemia". D56 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code D56 mean?
ICD-10-CM code D56 represents “Thalassemia”. It is classified under Chapter 3: Diseases of the Blood and Blood-Forming Organs and is a non-billable header code. Use a more specific child code for billing purposes.
Is D56 a billable code?
No, D56 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 8 child codes under D56.
What chapter is D56 in?
D56 is in Chapter 3: Diseases of the Blood and Blood-Forming Organs (codes D50-D89).
What codes cannot be used with D56?
D56 has Excludes1 notes indicating codes that cannot be used together with it, including: sickle-cell thalassemia (D57.4-).
What are the subcategories under D56?
D56 has 8 child codes, including: D56.0 (Alpha thalassemia), D56.1 (Beta thalassemia), D56.2 (Delta-beta thalassemia), D56.3 (Thalassemia minor), and 4 more.
What are the UMLS CUIs for D56?
D56 is linked to 1 UMLS Concept Unique Identifier: C0039730. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does D56 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like thalassemia affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of D56?
D56 maps to the ICD-11 code: 3A50.Z (Thalassaemias, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.