Internal carotid stenosis patient in the 30-99% range, and no documentation of reference to measurements of distal internal carotid diameter as the denominator for stenosis measurement
This is the 2007 version of HCPCS G8240 - please refer to the 2016 HCPCS code set for the latest version.
Status changed on Monday, January 01, 2007 to: Add procedure or modifier code
