Date Issued: 12/18/2018
Date Effective: 03/18/2019
According to CMS policy, emergency (ground) ambulance services (A0427, A0429, or A0433) are covered only for the destination of hospital (Modifier H), site of transfer (Modifier I), or intermediate stop at a physician’s office on the way to a hospital (Modifier X).
Therefore, A0427, A0429, or A0433 billed without a destination modifier of H, I, or X will be denied.
