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ICD-10-CM category J41: Simple and mucopurulent chronic bronchitis

Category J41 is a heading in chapter 10 (Diseases of the respiratory system (J00-J99)), section Chronic lower respiratory diseases (J40-J4B). It is not billable; report one of the 3 complete codes below.

Notes that apply to every J41 code

Excludes2 (not part of this condition, may be coded together)
  • chronic bronchitis NOS (J42)
  • chronic obstructive bronchitis (J44.-)
Use additional code
  • 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)

Billable codes in J41

Billable FY2027 ICD-10-CM codes in category J41
CodeDescription
J41.0Simple chronic bronchitis
J41.1Mucopurulent chronic bronchitis
J41.8Mixed simple and mucopurulent chronic bronchitis

Sources

Every figure on this page is taken from the CMS publications below, as released by the Centers for Medicare & Medicaid Services. Projection built 2026-10-10. Verify against the primary file before billing or contracting decisions. The reference methodology explains how each figure is computed from these files.

Codes from the FY2027 ICD-10-CM files (all chapters). Report the code that matches the documentation and the Official Guidelines; this list is not coding advice.