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ICD-10-CM Code for Acute bronchiolitis, unspecified J21.9

ICD-10 code J21.9 for Acute bronchiolitis, unspecified is a medical classification as listed by WHO under the range - Diseases of the respiratory system .

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Official Long Descriptor

Acute bronchiolitis, unspecified
Bronchiolitis (acute)
Excludes1: chronic bronchiolitis (J44.89)

J21

Includes: acute bronchiolitis with bronchospasm

Excludes2: respiratory bronchiolitis interstitial lung disease (J84.115)

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Get crucial instructions for accurate ICD-10-CM J21.9 coding with all applicable Excludes 1 and Excludes 2 notes from the section level conveniently shown with each code.
This section shows you chapter-specific coding guidelines to increase your understanding and correct usage of the target ICD-10-CM Volume 1 code.

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