2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Symptoms, Signs, And Ill-Defined Conditions 780-799 > Nonspecific Abnormal Findings 790-796 > Other And Nonspecific Abnormal Histological And Immunological Findings 795.* > 2008 ICD-9-CM Diagnosis 795.8 Abnormal tumor markers  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 Therefore, this code may be out of date.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 795.8 can be accessed here. 795.8 is a non-specific code that cannot be used to specify a diagnosis View the ICD-9-CM Volume 1 795.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. 795.8 also known as: Elevated tumor associated antigens [TAA] Elevated tumor specific antigens [TSA] 795.8 excludes: elevated prostate specific antigen [PSA] (790.93)