ICD-9-CM diagnosis code (retired)
995.66 — Anaphylactic reaction due to food additives
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 995.66
995.66 is an ICD-9-CM diagnosis code for anaphylactic reaction due to food additives. 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, T78.06XA (Anaphylactic reaction due to food additives, initial encounter). The match is approximate, so confirm it against the record.
ICD-10-CM equivalents
- T78.06XAAnaphylactic reaction due to food additives, initial encounterapproximate
Common questions about 995.66
What is the ICD-10 code for ICD-9 995.66?
- The GEMs map 995.66 to ICD-10-CM T78.06XA.
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.