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ICD-10 J42 - Unspecified chronic bronchitis
Chapter 10 Section J40-J47

J42

ICD-10 Billable

Unspecified chronic bronchitis

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)
  • code, where applicable, to identify: (per Chapter 10)
  • exposure to environmental tobacco smoke (Z77.22) (per Chapter 10)
  • exposure to tobacco smoke in the perinatal period (P96.81) (per Chapter 10)
  • history of tobacco dependence (Z87.891) (per Chapter 10)
  • occupational exposure to environmental tobacco smoke (Z57.31) (per Chapter 10)
  • tobacco dependence (F17.-) (per Chapter 10)
  • tobacco use (Z72.0) (per Chapter 10)
Inclusion terms:
  • Chronic bronchitis NOS
  • Chronic tracheitis
  • Chronic tracheobronchitis
Specifically for this code:
  • chronic asthmatic bronchitis (J44.-)
  • chronic bronchitis with airways obstruction (J44.-)
  • chronic emphysematous bronchitis (J44.-)
  • chronic obstructive pulmonary disease NOS (J44.9)
  • simple and mucopurulent chronic bronchitis (J41.-)
From Section J40-J47:
  • bronchitis due to chemicals, gases, fumes and vapors (J68.0)
From Section J40-J47:
  • cystic fibrosis (E84.-)
From Chapter 10:
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • smoke inhalation (T59.81-)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
From Chapter 10:
  • When a respiratory condition is described as occurring in more than one site and is not specifically indexed, it should be classified to the lower anatomic site (e.g. tracheobronchitis to bronchitis in J40).

491.9

ICD-9 Billable

Unspecified chronic bronchitis