• bronchitis due to chemicals, gases, fumes and vapors (J68.0)


  • cystic fibrosis (E84.-)
  1. J41 Simple and mucopurulent chronic bronchitis

    Use additional code to identify:
    exposure to environmental tobacco smoke (Z77.22)
    exposure to tobacco smoke in the perinatal period (P96.81)
    history of tobacco dependence (Z87.891)
    occupational exposure to environmental tobacco smoke (Z57.31)
    tobacco dependence (F17.-)
    tobacco use (Z72.0)


    • chronic bronchitis NOS (J42)
    • chronic obstructive bronchitis (J44.-)
    1. J41.0 Simple chronic bronchitis

    2. J41.1 Mucopurulent chronic bronchitis

    3. J41.8 Mixed simple and mucopurulent chronic bronchitis

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.