Ambulance providers must use procedure code modifiers published by MAA when billing MAA for ambulance trips. The appropriate modifiers must be used for all services related to the same trip for the same client.
[11-14-075, recodified as § 182-546-0600, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.04.057, 74.08.090, and 74.09.510. 04-17-118, § 388-546-0600, filed 8/17/04, effective 9/17/04. Statutory Authority: RCW 74.08.090, 74.09.500, 74.04.050, 74.04.055, and 74.04.057. 01-03-084, § 388-546-0600, filed 1/16/01, effective 2/16/01.]