J20 Acute bronchitis

Category / Non-billable header 10 subcodes

Block: Other acute lower respiratory infections (J20-J22)

Includes

  • acute and subacute bronchitis (with) bronchospasm
  • acute and subacute bronchitis (with) tracheitis
  • acute and subacute bronchitis (with) tracheobronchitis, acute
  • acute and subacute fibrinous bronchitis
  • acute and subacute membranous bronchitis
  • acute and subacute purulent bronchitis
  • acute and subacute septic bronchitis

Excludes 1 (cannot be coded together)

  • bronchitis NOS (J40)
  • tracheobronchitis NOS (J40)

Excludes 2 (not included here)

  • acute bronchitis with bronchiectasis (J47.0)
  • acute bronchitis with chronic obstructive asthma (J44.0)
  • acute bronchitis with chronic obstructive pulmonary disease (J44.0)
  • allergic bronchitis NOS (J45.909)
  • bronchitis due to chemicals, fumes and vapors (J68.0)
  • chronic bronchitis NOS (J42)
  • chronic mucopurulent bronchitis (J41.1)
  • chronic obstructive bronchitis (J44.-)
  • chronic obstructive tracheobronchitis (J44.-)
  • chronic simple bronchitis (J41.0)
  • chronic tracheobronchitis (J42)

Subcodes

Each subcode links to a detail page with full clinical annotations.

Code Description Billable
J20..0 Acute bronchitis due to Mycoplasma pneumoniae Yes
J20..1 Acute bronchitis due to Hemophilus influenzae Yes
J20..2 Acute bronchitis due to streptococcus Yes
J20..3 Acute bronchitis due to coxsackievirus Yes
J20..4 Acute bronchitis due to parainfluenza virus Yes
J20..5 Acute bronchitis due to respiratory syncytial virus Yes
J20..6 Acute bronchitis due to rhinovirus Yes
J20..7 Acute bronchitis due to echovirus Yes
J20..8 Acute bronchitis due to other specified organisms Yes
J20..9 Acute bronchitis, unspecified Yes

Last reviewed: September 2026