ICD-9-CM diagnosis code (retired)
242.30 — Toxic nodular goiter, unspecified type, without mention of thyrotoxic crisis or storm
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 242.30
242.30 is an ICD-9-CM diagnosis code for toxic nodular goiter, unspecified type, without mention of thyrotoxic crisis or storm. 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, E05.20 (Thyrotoxicosis with toxic multinodular goiter without thyrotoxic crisis or storm). The match is approximate, so confirm it against the record.
ICD-10-CM equivalents
- E05.20Thyrotoxicosis with toxic multinodular goiter without thyrotoxic crisis or stormapproximate
Common questions about 242.30
What is the ICD-10 code for ICD-9 242.30?
- The GEMs map 242.30 to ICD-10-CM E05.20.
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.