Table 1

ICD-10 codes that define pneumonia.

ICD-10Description
Primary diagnosis code of pneumonia
B01.2Varicella pneumonia
B20.6HIV disease resulting in Pneumocystis jirovecii pneumonia
B25.0Cytomegaloviral pneumonitis
B59Pneumocystosis
J10.0Influenza with pneumonia, seasonal influenza virus identified
J11.0Influenza with pneumonia, virus not identified
J12.xViral pneumonia, not elsewhere classified
J13Pneumonia due to Streptococcus pneumoniae
J14Pneumonia due to Haemophilus influenzae
J15.xBacterial pneumonia, not elsewhere classified
J16.xPneumonia due to other infectious organisms, not elsewhere classified
J17.xPneumonia in diseases classified elsewhere
J18.xPneumonia, organism unspecified
J69.0Pneumonitis due to inhalation of food and vomit
Primary diagnosis code of sepsis, respiratory failure or compatible symptoms with a secondary diagnosis code of pneumonia
A40.xStreptococcal sepsis
A41.xOther sepsis
D65Disseminated intravascular coagulation (defibrination syndrome)
E86.xVolume depletion
E87.xOther disorders of fluid, electrolyte and acid–base balance
J80Adult respiratory distress syndrome
J81Pulmonary oedema
J85.1Abscess of lung with pneumonia
J90Pleural effusion, not elsewhere classified
J91Pleural effusion in conditions classified elsewhere
J96.xRespiratory failure, not elsewhere classified
O99.5Diseases of the respiratory system complicating pregnancy, childbirth and the puerperium
R04.2Haemoptysis
R06.0Abnormalities of breathing
R07.1Chest pain on breathing
R07.2Precordial pain
R07.3Other chest pain
R07.4Chest pain, unspecified
R41.0Disorientation, unspecified
R50.9Fever, unspecified
R57.1Hypovolaemic shock
R57.2Septic shock
R57.9Shock, unspecified
R91Abnormal findings on diagnostic imaging of lung

  • ICD-10, International Classification of Diseases, 10th revision.