2011 ICD-9-CM Diagnosis Code 493.2 : Chronic obstructive asthma

There are 3 ICD-9-CM codes below 493.2 that define this diagnosis in greater detail. Do not use this code on a reimbursement claim.
You are viewing the 2011 version of ICD-9-CM 493.2.
More recent version(s) of ICD-9-CM 493.2: 2012 2013.

493.2 Excludes

Applies To

ICD-9-CM Volume 2 Index entries containing back-references to 493.2:

Asthma, asthmatic (bronchial) (catarrh) (spasmodic) 493.9
- with
  - chronic obstructive pulmonary disease (COPD) 493.2
  - hay fever 493.0
  - rhinitis, allergic 493.0
Bronchitis (diffuse) (hypostatic) (infectious) (inflammatory) (simple) 490
- asthmatic (acute) 493.90
  - with
    - acute exacerbation 493.92
    - status asthmaticus 493.91
  - chronic 493.2
- 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
    - with
      - acute bronchitis 491.22
      - exacerbation (acute) 491.21
  - purulent 491.1
  - simple 491.0
  - specified type NEC 491.8
Disease, diseased - see also Syndrome
- lung NEC 518.89
  - black 500
  - congenital 748.60
  - cystic 518.89
    - congenital 748.4
  - fibroid (chronic) (see also Fibrosis, lung) 515
  - fluke 121.2
    - oriental 121.2
  - in
    - amyloidosis 277.39 [517.8]
    - polymyositis 710.4 [517.8]
    - sarcoidosis 135 [517.8]
    - Sjögren's syndrome 710.2 [517.8]
    - syphilis 095.1
    - systemic lupus erythematosus 710.0 [517.8]
    - systemic sclerosis 710.1 [517.2]
  - interstitial (chronic) 515
    - acute 136.3
  - nonspecific, chronic 496
  - obstructive (chronic) (COPD) 496
    - with
      - acute
        bronchitis 491.22
        exacerbation NEC 491.21
      - alveolitis, allergic (see also Alveolitis, allergic) 495.9
      - asthma (chronic) (obstructive) 493.2
      - bronchiectasis 494.0
        with acute exacerbation 494.1
      - bronchitis (chronic) 491.20
        with
        acute bronchitis 491.22
        exacerbation (acute) 491.21
      - decompensated 491.21
        with exacerbation 491.21
        with
        exacerbation (acute) 491.21
      - emphysema NEC 492.8
    - diffuse (with fibrosis) 496
  - polycystic 518.89
    - asthma (chronic) (obstructive) 493.2
    - congenital 748.4
  - purulent (cavitary) 513.0
  - restrictive 518.89
  - rheumatoid 714.81
    - diffuse interstitial 714.81
  - specified NEC 518.89
- pulmonary - see also Disease, lung
  - amyloid 277.39 [517.8]
  - artery 417.9
  - circulation, circulatory 417.9
    - specified NEC 417.8
  - diffuse obstructive (chronic) 496
    - with
      - acute bronchitis 491.22
      - asthma (chronic) (obstructive) 493.2
      - exacerbation NEC (acute) 491.21
  - heart (chronic) 416.9
    - specified NEC 416.8
  - hypertensive (vascular) 416.0
    - cardiovascular 416.0
  - obstructive diffuse (chronic) 496
    - with
      - acute bronchitis 491.22
      - asthma (chronic) (obstructive) 493.2
      - bronchitis (chronic) 491.20
        acute 491.22
      - exacerbation NEC (acute) 491.21
    - decompensated 491.21
      - with exacerbation 491.21
  - valve (see also Endocarditis, pulmonary) 424.3
Dyspnea (nocturnal) (paroxysmal) 786.09
- asthmatic (bronchial) (see also Asthma) 493.9
  - with bronchitis (see also Asthma) 493.9
    - chronic 493.2
  - cardiac (see also Failure, ventricular, left) 428.1
Obstruction, obstructed, obstructive
- airway NEC 519.8
  - with
    - allergic alveolitis NEC 495.9
    - asthma NEC (see also Asthma) 493.9
    - bronchiectasis 494.0
      - with acute exacerbation 494.1
    - bronchitis (see also Bronchitis, with, obstruction) 491.20
    - emphysema NEC 492.8
  - chronic 496
    - with
      - allergic alveolitis NEC 495.5
      - asthma NEC (see also Asthma) 493.2
      - bronchiectasis 494.0
        with acute exacerbation 494.1
      - bronchitis (chronic) (see also Bronchitis, chronic, obstructive) 491.20
      - emphysema NEC 492.8
  - due to
    - bronchospasm 519.11
    - foreign body 934.9
    - inhalation of fumes or vapors 506.9
    - laryngospasm 478.75
- asthma (chronic) (with obstructive pulmonary disease) 493.2
- lung 518.89
  - with
    - asthma - see Asthma
    - bronchitis (chronic) 491.20
    - emphysema NEC 492.8
  - airway, chronic 496
  - chronic NEC 496
    - with
      - asthma (chronic) (obstructive) 493.2
  - disease, chronic 496
    - with
      - asthma (chronic) (obstructive) 493.2
  - emphysematous 492.8

493.12

ICD9Data.com

493.20

ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 493.2 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 2011 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.

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