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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