E1356 Oxygen accessory, battery pack/cartridge for portable concentrator, any type, replacement only, each billable
E1357 Oxygen accessory, battery charger for portable concentrator, any type, replacement only, each billable
E1358 Oxygen accessory, dc power adapter for portable concentrator, any type, replacement only, each billable
E1372 Immersion external heater for nebulizer billable
E1390 Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate billable
E1391 Oxygen concentrator, dual delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate, each billable