ICD-10 Code
International Classification of Diseases, 10th Revision
Nov 18, 2018

See: Unspecified chronic bronchitis

  ICD-10 Code for Unspecified chronic bronchitis J42

J42 is a valid1 ICD 10 diagnosis code.

J42 is valid for submission for HIPAA-covered transactions.

Chapter 10 Diseases of the respiratory system (J00-J99)
Section J40-J47 Chronic lower respiratory diseases (J40-J47)
Category J42 Unspecified chronic bronchitis

• See below for any additional coding requirements that may be necessary.

• Check for any notations, inclusions and/or exclusions that are specific to this ICD 10 code before using

1 No additional coding requirements necessary.
Inclusion Term
  • Chronic bronchitis NOS
  • Chronic tracheitis
  • Chronic tracheobronchitis
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)
  • 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.-)
See also ICD 10 code for

Related Terms to “Unspecified chronic bronchitis”

Back to J42
See the ICD-10-CM Coding Guidelines.

Questions related to J42 Unspecified chronic bronchitis

When ICD 10 was implemented on October 1, 2015, it did not affect physicians', outpatient facilities', and hospital outpatient departments' use of CPT codes on Medicare Fee-For-Service claims. Providers should continue to use CPT codes to report these services.