1B20.Z
Leprosy, unspecified
Leprosy, unspecified
ICD-10 Equivalents(3)
ICD-10 Equivalents
View full mappingCorresponding ICD-10-CM codes from the WHO crosswalk mapping
Frequently Asked Questions
What is the ICD-11 code for leprosy, unspecified?
The ICD-11 code for leprosy, unspecified is 1B20.Z. The full clinical description is "Leprosy, unspecified".
What does ICD-11 code 1B20.Z mean?
ICD-11 code 1B20.Z represents “Leprosy, unspecified”. It is classified under Chapter 1: Certain Infectious or Parasitic Diseases.
What chapter is 1B20.Z in?
1B20.Z is in Chapter 1: Certain Infectious or Parasitic Diseases (codes 1A00-1H0Z).
What is the ICD-10 equivalent of ICD-11 code 1B20.Z?
1B20.Z maps to 3 ICD-10 codes: A30 (Leprosy [Hansen's disease]), A30.8 (Other forms of leprosy), A30.9 (Leprosy, unspecified). ICD-10 and ICD-11 do not always have one-to-one mappings — check the mapping type (equivalent, approximate, narrower, or broader) for each result.
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.
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