Code: A0420
Description: Ambulance waiting time (als or bls), one half (1/2) hour increments
HCPCS Category: Transportation, medical and surgical supplies, miscellaneous and experimental
Code: A0422
Description: Ambulance (als or bls) oxygen and oxygen supplies, life sustaining situation
HCPCS Category: Transportation, medical and surgical supplies, miscellaneous and experimental
Code: A0424
Description: Extra ambulance attendant, ground (als or bls) or air (fixed or rotary winged); (requires medical review)
HCPCS Category: Transportation, medical and surgical supplies, miscellaneous and experimental
Code: A0425
NET-IN CO MILEAGE
Code: A0427
ALS1-EMER-SPEC SVCS
Code: A0428
BLS-NON EMERGENCY
Code: A0429
BLS-EMERGENCY