2007 ICD-9-CM Procedure 89.65 Measurement of systemic arterial blood gases 89.65 is a specific code that can be used to specify a procedure 89.65 contains 3 index entries View the full Volume 3 89.* hierarchy 89.65 excludes: continuous intra-arterial blood gas monitoring (89.60) Index entries containing 89.65: Measurement arterial blood gases 89.65 basal metabolic rate (BMR) 89.39 blood gases arterial 89.65 continuous intra-arterial 89.60 venous 89.66 systemic arterial blood gases 89.65 continuous intra-arterial 89.60