2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Symptoms, Signs, And Ill-Defined Conditions 780-799 > Nonspecific Abnormal Findings 790-796 > Nonspecific Findings On Examination Of Blood 790.* > 2008 ICD-9-CM Diagnosis 790.0 Abnormality of red blood cells  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 Therefore, this code may be out of date.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 790.0 can be accessed here. 790.0 is a non-specific code that cannot be used to specify a diagnosis View the ICD-9-CM Volume 1 790.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. 790.0 excludes: anemia: congenital (776.5) newborn, due to isoimmunization (773.0-773.2, 773.5) of premature infant (776.6) other specified types (280.0-285.9) hemoglobin disorders (282.5-282.7) polycythemia: familial (289.6) neonatorum (776.4) secondary (289.0) vera (238.4)