493.20
Chronic obstructive asthma, unspecified
The ICD-9 code for chronic obstructive asthma, unspecified is 493.20.
Legacy code — retired October 1, 2015ICD-10-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents.
View ICD-9 → ICD-10 crosswalk for 493.20 →