2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Endocrine, Nutritional And Metabolic Diseases, And Immunity Disorders 240-279 > Other Metabolic Disorders And Immunity Disorders 270-279 > Disorders Of Mineral Metabolism 275.* > 2008 ICD-9-CM Diagnosis 275.2 Disorders of magnesium metabolism  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 Therefore, this code may be out of date.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 275.2 can be accessed here. Hypermagnesemia; higher than normal levels of magnesium in the circulating blood. Hypermagnesemia; lower than normal levels of magnesium in the circulating blood. 275.2 is a specific code that can be used to specify a diagnosis 275.2 contains 4 index entries View the ICD-9-CM Volume 1 275.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. 275.2 also known as: Hypermagnesemia Hypomagnesemia Index entries containing 275.2: Deficiency, deficient magnesium 275.2 Disorder - see also Disease metabolism NEC 277.9 magnesium 275.2 Hypermagnesemia 275.2 neonatal 775.5 Hypomagnesemia 275.2 neonatal 775.4