2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Endocrine, Nutritional And Metabolic Diseases, And Immunity Disorders 240-279 > Disorders Of Thyroid Gland 240-246 > Simple And Unspecified Goiter 240.* > 2008 ICD-9-CM Diagnosis 240.0 Goiter specified as simple  On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date. The 2009 version of ICD-9-CM 240.0 can be accessed here. Enlargement of the thyroid gland in a significantly large fraction of a population group, generally considered to be due to insufficient iodine in the diet. 240.0 is a specific code that can be used to specify a diagnosis 240.0 contains 1 index entry View the ICD-9-CM Volume 1 240.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. 240.0 also known as: Any condition classifiable to 240.9, specified as simple Index entries containing 240.0: Goiter (adolescent) (colloid) (diffuse) (dipping) (due to iodine deficiency) (endemic) (euthyroid) (heart) (hyperplastic) (internal) (intrathoracic) (juvenile) (mixed type) (nonendemic) (parenchymatous) (plunging) (sporadic) (subclavicular) (substernal) 240.9 simple 240.0