Free Searchable ICD-9-CM Diagnosis Codes
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2009
> Diseases Of The Respiratory System
460-519
> Chronic Obstructive Pulmonary Disease And Allied Conditions
490-496
> Chronic bronchitis
491.*
>
2009 ICD-9-CM Diagnosis Code 491.0
Simple chronic bronchitis
491
491.1
491.0 is a billable ICD-9-CM medical code that can be used to specify a diagnosis on a reimbursement claim.
Newer versions of 491.0:
2010
Also applicable to/known as
Catarrhal bronchitis, chronic
Smokers' cough
ICD-9-CM Volume 2 Index Entries That Refer To 491.0
Bronchitis (diffuse) (hypostatic) (infectious) (inflammatory) (simple)
490
catarrhal
490
chronic
491.0
chronic
491.9
catarrhal
491.0
due to
tobacco smoking
491.0
simple
491.0
smokers'
491.0
Bronchorrhea (chronic) (purulent)
491.0
acute
466.0
with
asthma - see Asthma
bronchiolitis, acute
466.19
due to respiratory syncytial virus
466.11
bronchitis - see Bronchitis
chronic obstructive pulmonary disease (COPD)
496
emphysema - see Emphysema
due to external agent - see Condition, respiratory, acute, due to
acute
519.11
exercise induced
493.81
Catarrh, catarrhal (inflammation) (see also condition)
460
bronchial
490
chronic
491.0
lung (see also Bronchitis)
490
chronic
491.0
pulmonary (see also Bronchitis)
490
chronic
491.0
Cough
786.2
smokers'
491.0
Smokers'
bronchitis
491.0
cough
491.0