HCPCS Level II · Miscellaneous services (temporary codes)
Q0491Emergency power source for use with electric/pneumatic ventricular assist device, replacement only
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Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About Q0491
Q0491 is an HCPCS Level II code in the Q series (miscellaneous services (temporary codes)), describing emergency power source for use with electric/pneumatic ventricular assist device, replacement only.
It was added to HCPCS effective 10/01/2005, and its current record took effect 01/01/2013.
Its Medicare coverage code is "D", meaning special Medicare coverage instructions apply.
Details
- Short description
- Emr pwr source combo vad rep
- Date added
- 10/01/2005
- Action effective
- 01/01/2013
- BETOS
- D1F
Related Q04xx codes
- Q0477Power module patient cable for use with electric or electric/pneumatic ventricular assist device, replacement only
- Q0478Power adapter for use with electric or electric/pneumatic ventricular assist device, vehicle type
- Q0479Power module for use with electric or electric/pneumatic ventricular assist device, replacement only
- Q0480Driver for use with pneumatic ventricular assist device, replacement only
- Q0481Microprocessor control unit for use with electric ventricular assist device, replacement only
- Q0482Microprocessor control unit for use with electric/pneumatic combination ventricular assist device, replacement only
- Q0483Monitor/display module for use with electric ventricular assist device, replacement only
- Q0484Monitor/display module for use with electric or electric/pneumatic ventricular assist device, replacement only
- Q0485Monitor control cable for use with electric ventricular assist device, replacement only
- Q0486Monitor control cable for use with electric/pneumatic ventricular assist device, replacement only
- Q0487Leads (pneumatic/electrical) for use with any type electric/pneumatic ventricular assist device, replacement only
- Q0488Power pack base for use with electric ventricular assist device, replacement only
Common questions about Q0491
Is HCPCS Q0491 still valid?
- Yes. Q0491 is active in the CMS October 2026 HCPCS file.
Does Medicare cover Q0491?
- Its coverage code is "D": special Medicare coverage instructions apply. Check the local coverage determination for your region.