All ICD10 Codes
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)
All CodesBillable Only
Internal Codes
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  • J05.11|

    Acute epiglottitis with obstruction

  • J06|

    Acute upper respiratory infections of multiple and unspecified sites

  • J06.0|

    Acute laryngopharyngitis

  • J06.9|

    Acute upper respiratory infection, unspecified

  • J09|

    Influenza due to certain identified influenza viruses

  • J09.X|

    Influenza due to identified novel influenza A virus

  • J09.X1|

    Influenza due to identified novel influenza A virus with pneumonia

  • J09.X2|

    Influenza due to identified novel influenza A virus with other respiratory manifestations

  • J09.X3|

    Influenza due to identified novel influenza A virus with gastrointestinal manifestations

  • J09.X9|

    Influenza due to identified novel influenza A virus with other manifestations

  • J10|

    Influenza due to other identified influenza virus

  • J10.0|

    Influenza due to other identified influenza virus with pneumonia

  • J10.00|

    Influenza due to other identified influenza virus with unspecified type of pneumonia

  • J10.01|

    Influenza due to other identified influenza virus with the same other identified influenza virus pneumonia

  • J10.08|

    Influenza due to other identified influenza virus with other specified pneumonia

  • J10.1|

    Influenza due to other identified influenza virus with other respiratory manifestations

  • J10.2|

    Influenza due to other identified influenza virus with gastrointestinal manifestations

  • J10.8|

    Influenza due to other identified influenza virus with other manifestations

  • J10.81|

    Influenza due to other identified influenza virus with encephalopathy

  • J10.82|

    Influenza due to other identified influenza virus with myocarditis

  • J10.83|

    Influenza due to other identified influenza virus with otitis media

  • J10.89|

    Influenza due to other identified influenza virus with other manifestations

  • J11|

    Influenza due to unidentified influenza virus

  • J11.0|

    Influenza due to unidentified influenza virus with pneumonia

  • J11.00|

    Influenza due to unidentified influenza virus with unspecified type of pneumonia

  • J11.08|

    Influenza due to unidentified influenza virus with specified pneumonia

  • J11.1|

    Influenza due to unidentified influenza virus with other respiratory manifestations

  • J11.2|

    Influenza due to unidentified influenza virus with gastrointestinal manifestations

  • J11.8|

    Influenza due to unidentified influenza virus with other manifestations

  • J11.81|

    Influenza due to unidentified influenza virus with encephalopathy

  • J11.82|

    Influenza due to unidentified influenza virus with myocarditis

  • J11.83|

    Influenza due to unidentified influenza virus with otitis media

  • J11.89|

    Influenza due to unidentified influenza virus with other manifestations

  • J12|

    Viral pneumonia, not elsewhere classified

  • J12.0|

    Adenoviral pneumonia

  • J12.1|

    Respiratory syncytial virus pneumonia

  • J12.2|

    Parainfluenza virus pneumonia

  • J12.3|

    Human metapneumovirus pneumonia

  • J12.8|

    Other viral pneumonia

  • J12.81|

    Pneumonia due to SARS-associated coronavirus

  • J12.82|

    Pneumonia due to coronavirus disease 2019

  • J12.89|

    Other viral pneumonia

  • J12.9|

    Viral pneumonia, unspecified

  • J13|

    Pneumonia due to Streptococcus pneumoniae

  • J14|

    Pneumonia due to Hemophilus influenzae

  • J15|

    Bacterial pneumonia, not elsewhere classified

  • J15.0|

    Pneumonia due to Klebsiella pneumoniae

  • J15.1|

    Pneumonia due to Pseudomonas

  • J15.2|

    Pneumonia due to staphylococcus

  • J15.20|

    Pneumonia due to staphylococcus, unspecified

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