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 > 2008 ICD-9-CM Diagnosis 241 Nontoxic nodular goiter  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 Therefore, this code may be out of date.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 241 can be accessed here. 241 is a non-specific code that cannot be used to specify a diagnosis ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. 241 excludes: adenoma of thyroid (226) cystadenoma of thyroid (226)