2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Symptoms, Signs, And Ill-Defined Conditions 780-799 > Nonspecific Abnormal Findings 790-796 > Other Nonspecific Abnormal Findings 796.* > 2008 ICD-9-CM Diagnosis 796.2 Elevated blood pressure reading without diagnosis of hypertension  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 Therefore, this code may be out of date.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 796.2 can be accessed here. 796.2 is a specific code that can be used to specify a diagnosis 796.2 contains 8 index entries View the ICD-9-CM Volume 1 796.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. Note : This category is to be used to record an episode of elevated blood pressure in a patient in whom no formal diagnosis of hypertension has been made, or as an incidental finding. Index entries containing 796.2: Abnormal, abnormality, abnormalities - see also Anomaly blood pressure elevated (without diagnosis of hypertension) 796.2 Blood pressure high (see also Hypertension) 401.9 incidental reading (isolated) (nonspecific), without diagnosis of hypertension 796.2 Elevation blood pressure (see also Hypertension) 401.9 reading (incidental) (isolated) (nonspecific), no diagnosis of hypertension 796.2 High artery (arterial) tension (see also Hypertension) 401.9 without diagnosis of hypertension 796.2 blood pressure (see also Hypertension) 401.9 incidental reading (isolated) (nonspecific), no diagnosis of hypertension 796.2 Hypertension, hypertensive (arterial) (arteriolar) (crisis) (degeneration) (disease) (essential) (fluctuating) (idiopathic) (intermittent) (labile) (low renin) (orthostatic) (paroxysmal) (primary) (systemic) (uncontrolled) (vascular) 401.0 401.1 401.9 transient - - 796.2 of pregnancy - - 642.3 Labile blood pressure 796.2 Tension arterial, high (see also Hypertension) 401.9 without diagnosis of hypertension 796.2