7A21
Idiopathic hypersomnia
Idiopathic hypersomnia
Classification
ICD-11
Chapter
7: Sleep-Wake DisordersBlock
7A20-7A2ZParent Code
BlockL1-7A2ICD-10 Mapping
1 equivalentWHO Foundation
View on WHOICD-10 Equivalents(1)
ICD-10 Equivalents
View full mappingCorresponding ICD-10-CM codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-11 code for idiopathic hypersomnia?
The ICD-11 code for idiopathic hypersomnia is 7A21. The full clinical description is "Idiopathic hypersomnia".
What does ICD-11 code 7A21 mean?
ICD-11 code 7A21 represents “Idiopathic hypersomnia”. It is classified under Chapter 7: Sleep-Wake Disorders.
What chapter is 7A21 in?
7A21 is in Chapter 7: Sleep-Wake Disorders (codes 7A00-7B2Z).
What is the ICD-10 equivalent of ICD-11 code 7A21?
7A21 maps to the ICD-10 code: G47.1 (Hypersomnia). This is an equivalent mapping.
What is the difference between ICD-10 and ICD-11?
ICD-11 is the latest revision of the WHO's International Classification of Diseases, succeeding ICD-10. Key differences include: a fully digital-first design, new chapters for sleep-wake disorders, sexual health, and traditional medicine, improved coding for rare diseases, and better integration with electronic health records through extension codes.
What UMLS concepts map to ICD-11 code 7A21?
7A21 is linked to 1 UMLS Concept Unique Identifier: C0917799. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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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.