Payment for 64999 nerve blocks (IPACK, PENG, Erector Spinae)

How are your groups handling insurance (CMS included) denials for payments for newer nerve blocks. We have transitioned to IPACK, PENG, and erector spinae blocks for a vast majority of our patients. Per the AMA instructions, they are coded as 64999, but we are still frequently are not paid for them. They often are rebuked by saying it is "experimental." Any guidance would be appreciated.
Source: Student Doctor Network - Category: Universities & Medical Training Authors: Tags: Anesthesiology Source Type: forums