ICD-9-CM diagnosis code (retired)
992.6 — Heat fatigue, transient
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 992.6
992.6 is an ICD-9-CM diagnosis code for heat fatigue, transient. 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, T67.6XXA (Heat fatigue, transient, initial encounter). The match is approximate, so confirm it against the record.
ICD-10-CM equivalents
- T67.6XXAHeat fatigue, transient, initial encounterapproximate
Common questions about 992.6
What is the ICD-10 code for ICD-9 992.6?
- The GEMs map 992.6 to ICD-10-CM T67.6XXA.
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.