ICD-9-CM diagnosis code (retired)
496 — Chronic airway obstruction, not elsewhere classified
ICD-9-CM was replaced by ICD-10 on October 1, 2015. These are the ICD-10-CM equivalents from the CMS General Equivalence Mappings.
About ICD-9-CM 496
496 is an ICD-9-CM diagnosis code for chronic airway obstruction, not elsewhere classified. ICD-9-CM was retired for U.S. claims on October 1, 2015, when ICD-10-CM took over.
The CMS General Equivalence Mappings translate it to one ICD-10-CM code, J44.9 (Chronic obstructive pulmonary disease, unspecified). The match is approximate, so confirm it against the record.
ICD-10-CM equivalents
- J44.9Chronic obstructive pulmonary disease, unspecifiedapproximate
Common questions about 496
What is the ICD-10 code for ICD-9 496?
- The GEMs map 496 to ICD-10-CM J44.9.
GEMs are a translation aid, not a substitute for coding from the record. The 2027 ICD-10 code set has changed since the last GEMs release in 2018. Page updated September 29, 2026.