Specific code 2012 ICD-9-CM Diagnosis Code 495.7
"Ventilation" pneumonitis
  • Short description: "ventilation" pneumonit.
  • ICD-9-CM 495.7 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 495.7 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2012 version of ICD-9-CM 495.7.
  • More recent version(s) of ICD-9-CM 495.7: 2013 2014.
Disease Synonyms
  • Humidifier lung
  • Pneumonitis, ventilation
  • Ventilation pneumonitis
Applies To
  • Allergic alveolitis due to fungal, thermophilic actinomycete, and other organisms growing in ventilation [air conditioning] systems
Convert to ICD-10-CM: 495.7 converts directly to:
  • 2014 ICD-10-CM J67.7 Air conditioner and humidifier lung
ICD-9-CM Volume 2 Index entries containing back-references to 495.7:
  • Allergy, allergic (reaction) 995.3
    • alveolitis (extrinsic) 495.9
      • due to
        • Aspergillus clavatus 495.4
        • cryptostroma corticale 495.6
        • organisms (fungal, thermophilic actinomycete, other) growing in ventilation (air conditioning systems) 495.7
      • specified type NEC 495.8
  • Alveolitis
    • allergic (extrinsic) 495.9
      • due to organisms (fungal, thermophilic actinomycete, other) growing in ventilation (air conditioning systems) 495.7
      • specified type NEC 495.8
  • Pneumonitis (acute) (primary) (see also Pneumonia) 486
    • "ventilation" 495.7
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 495.7 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2012 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.