Specific code 2014 ICD-9-CM Diagnosis Code 506.4
Chronic respiratory conditions due to fumes and vapors
  • Billable Code
  • Short description: Fum/vapor chr resp cond.
  • ICD-9-CM 506.4 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 506.4 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Bronchiolitis, chronic obliterative due to fumes
  • Bronchiolitis, subacute obliterative due to fumes
  • Chronic bronchiolitis obliterans due to chemical fumes
  • Chronic emphysema due to chemical fumes
  • Chronic obliterative bronchiolitis due to inhalation of chemical fumes AND/OR vapors
  • Chronic pulmonary fibrosis due to chemical fumes
  • Chronic respiratory condition due to chemical fumes
  • Chronic respiratory conditions due to chemical fumes
  • Subacute bronchiolitis obliterans due to chemical fumes
  • Subacute obliterative bronchiolitis due to inhalation of chemical fumes AND/OR vapors
Applies To
  • Emphysema (diffuse) (chronic) due to inhalation of chemical fumes and vapors
  • Obliterative bronchiolitis (chronic) (subacute) due to inhalation of chemical fumes and vapors
  • Pulmonary fibrosis (chronic) due to inhalation of chemical fumes and vapors
Convert to ICD-10-CM: 506.4 converts directly to:
  • 2014 ICD-10-CM J68.4 Chronic respiratory conditions due to chemicals, gases, fumes and vapors
ICD-9-CM Volume 2 Index entries containing back-references to 506.4:
  • Bronchiolitis (acute) (infectious) (subacute) 466.19
    • chemical 506.0
      • chronic 506.4
    • obliterative (chronic) (diffuse) (subacute) 491.8
      • due to fumes or vapors 506.4
  • Bronchitis (diffuse) (hypostatic) (infectious) (inflammatory) (simple) 490
    • chemical (acute) (subacute) 506.0
      • chronic 506.4
      • due to fumes or vapors (acute) (subactue) 506.0
        • chronic 506.4
    • chronic 491.9
      • with
        • tracheitis (chronic) 491.8
      • asthmatic 493.2
      • catarrhal 491.0
      • chemical (due to fumes and vapors) 506.4
      • due to
        • fumes or vapors (chemical) (inhalation) 506.4
        • radiation 508.8
        • tobacco smoking 491.0
      • mucopurulent 491.1
      • obstructive 491.20
      • purulent 491.1
      • simple 491.0
      • specified type NEC 491.8
  • Condition - see also Disease
    • respiratory NEC 519.9
      • acute or subacute NEC 519.9
        • due to
          • external agent 508.9
          • fumes or vapors (chemical) (inhalation) 506.3
          • radiation 508.0
      • chronic NEC 519.9
        • due to
          • external agent 508.9
          • fumes or vapors (chemical) (inhalation) 506.4
          • radiation 508.1
      • due to
        • external agent 508.9
        • fumes or vapors (chemical) inhalation 506.9
        • smoke inhalation 508.2
  • Disease, diseased - see also Syndrome
    • respiratory (tract) 519.9
      • acute or subacute (upper) NEC 465.9
      • chronic 519.9
        • arising in the perinatal period 770.7
        • due to fumes or vapors 506.4
      • due to
        • aspiration of liquids or solids 508.9
        • external agents NEC 508.9
        • fumes or vapors 506.9
          • acute or subacute NEC 506.3
          • chronic 506.4
      • fetus or newborn NEC 770.9
      • obstructive 496
      • smoke inhalation 508.2
      • specified type NEC 519.8
      • upper (acute) (infectious) NEC 465.9
  • Edema, edematous 782.3
    • lung 514
      • acute 518.4
        • with heart disease or failure (see also Failure, ventricular, left) 428.1
        • chemical (due to fumes or vapors) 506.1
        • due to
          • external agent(s) NEC 508.9
          • fumes and vapors (chemical) (inhalation) 506.1
          • radiation 508.0
      • chemical (acute) 506.1
        • chronic 506.4
      • chronic 514
        • chemical (due to fumes or vapors) 506.4
        • due to
          • external agent(s) NEC 508.9
          • fumes or vapors (chemical) (inhalation) 506.4
          • radiation 508.1
      • due to
      • postoperative 518.4
      • terminal 514
  • Emphysema (atrophic) (centriacinar) (centrilobular) (chronic) (diffuse) (essential) (hypertrophic) (interlobular) (lung) (obstructive) (panlobular) (paracicatricial) (paracinar) (postural) (pulmonary) (senile) (subpleural) (traction) (unilateral) (unilobular) (vesicular) 492.8
    • due to fumes or vapors 506.4
  • Fibrosis, fibrotic
    • lung (atrophic) (capillary) (chronic) (confluent) (massive) (perialveolar) (peribronchial) 515
      • with
        • anthracosilicosis (occupational) 500
        • anthracosis (occupational) 500
        • asbestosis (occupational) 501
        • bagassosis (occupational) 495.1
        • bauxite 503
        • berylliosis (occupational) 503
        • byssinosis (occupational) 504
        • calcicosis (occupational) 502
        • chalicosis (occupational) 502
        • dust reticulation (occupational) 504
        • farmers' lung 495.0
        • gannister disease (occupational) 502
        • graphite 503
        • pneumonoconiosis (occupational) 505
        • pneumosiderosis (occupational) 503
        • siderosis (occupational) 503
        • silicosis (occupational) 502
        • tuberculosis (see also Tuberculosis) 011.4
      • diffuse (idiopathic) (interstitial) 516.31
      • due to
        • bauxite 503
        • fumes or vapors (chemical) (inhalation) 506.4
        • graphite 503
      • following radiation 508.1
      • postinflammatory 515
      • silicotic (massive) (occupational) 502
      • tuberculous (see also Tuberculosis) 011.4
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 506.4 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 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.