Chapter 10

J00–J99: Diseases of the Respiratory System

Diseases of the Respiratory System diagnostic classification updated for 2026.

Chapter Instructions

Excludes2(Not included here. Code separately if applicable.)
  • 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)
Use Additional Code
  • code, where applicable, 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)
Internal Codes
  • J94.2

    Hemothorax

  • J94.8

    Other specified pleural conditions

  • J94.9

    Pleural condition, unspecified

  • J95.00

    Unspecified tracheostomy complication

  • J95.01

    Hemorrhage from tracheostomy stoma

  • J95.02

    Infection of tracheostomy stoma

  • J95.03

    Malfunction of tracheostomy stoma

  • J95.04

    Tracheo-esophageal fistula following tracheostomy

  • J95.09

    Other tracheostomy complication

  • J95.1

    Acute pulmonary insufficiency following thoracic surgery

  • J95.2

    Acute pulmonary insufficiency following nonthoracic surgery

  • J95.3

    Chronic pulmonary insufficiency following surgery

  • J95.4

    Chemical pneumonitis due to anesthesia

  • J95.5

    Postprocedural subglottic stenosis

  • J95.61

    Intraoperative hemorrhage and hematoma of a respiratory system organ or structure complicating a respiratory system procedure

  • J95.62

    Intraoperative hemorrhage and hematoma of a respiratory system organ or structure complicating other procedure

  • J95.71

    Accidental puncture and laceration of a respiratory system organ or structure during a respiratory system procedure

  • J95.72

    Accidental puncture and laceration of a respiratory system organ or structure during other procedure

  • J95.811

    Postprocedural pneumothorax

  • J95.812

    Postprocedural air leak

  • J95.821

    Acute postprocedural respiratory failure

  • J95.822

    Acute and chronic postprocedural respiratory failure

  • J95.830

    Postprocedural hemorrhage of a respiratory system organ or structure following a respiratory system procedure

  • J95.831

    Postprocedural hemorrhage of a respiratory system organ or structure following other procedure

  • J95.84

    Transfusion-related acute lung injury (TRALI)

  • J95.850

    Mechanical complication of respirator

  • J95.851

    Ventilator associated pneumonia

  • J95.859

    Other complication of respirator [ventilator]

  • J95.860

    Postprocedural hematoma of a respiratory system organ or structure following a respiratory system procedure

  • J95.861

    Postprocedural hematoma of a respiratory system organ or structure following other procedure

  • J95.862

    Postprocedural seroma of a respiratory system organ or structure following a respiratory system procedure

  • J95.863

    Postprocedural seroma of a respiratory system organ or structure following other procedure

  • J95.87

    Transfusion-associated dyspnea (TAD)

  • J95.88

    Other intraoperative complications of respiratory system, not elsewhere classified

  • J95.89

    Other postprocedural complications and disorders of respiratory system, not elsewhere classified

  • J96.00

    Acute respiratory failure, unspecified whether with hypoxia or hypercapnia

  • J96.01

    Acute respiratory failure with hypoxia

  • J96.02

    Acute respiratory failure with hypercapnia

  • J96.10

    Chronic respiratory failure, unspecified whether with hypoxia or hypercapnia

  • J96.11

    Chronic respiratory failure with hypoxia

  • J96.12

    Chronic respiratory failure with hypercapnia

  • J96.20

    Acute and chronic respiratory failure, unspecified whether with hypoxia or hypercapnia

  • J96.21

    Acute and chronic respiratory failure with hypoxia

  • J96.22

    Acute and chronic respiratory failure with hypercapnia

  • J96.90

    Respiratory failure, unspecified, unspecified whether with hypoxia or hypercapnia

  • J96.91

    Respiratory failure, unspecified with hypoxia

  • J96.92

    Respiratory failure, unspecified with hypercapnia

  • J98.01

    Acute bronchospasm

  • J98.09

    Other diseases of bronchus, not elsewhere classified

  • J98.11

    Atelectasis

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