What is the icd 9 code for atrial flutter with variable a v block?

The ICD-9 code for atrial flutter with variable atrioventricular (AV) block is 427.32. This code falls under the category of other specified cardiac arrhythmias. It's important to note that ICD-9 codes have been largely replaced by ICD-10 codes, so for current coding, one would refer to the appropriate ICD-10 code.