ICD-10 block

B35–B49 Mycoses

The block B35–B49 of ICD-10 is titled “Mycoses”. It is part of Chapter I, Certain infectious and parasitic diseases, and holds 15 groups.

What B35–B49 excludes

Conditions that look similar but belong under another code.

  • hypersensitivity pneumonitis due to organic dust J67.-
  • mycosis fungoides C84.0

Codes in B35–B49

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.

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