AH

HCPCS Level II modifier that may be used with CPT or HCPCS Level II codes indicating services performed by a clinical psychologist. Use of this modifier affects Medicare payment.

Air Cargo Agent

Is a type of freight forwarder who specializes in air cargo and acts for airlines that pay him a fee. He is registered with the International Air Transport Association, IATA. (See also Air Freight Forwarder; Forwarder; Freight Forwarder; Foreign Freight Forwarder).