HCPCS Level II · Outpatient PPS (temporary codes)
C1604Graft, transmural transvenous arterial bypass (implantable), with all delivery system components
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Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About C1604
C1604 is an HCPCS Level II code in the C series (outpatient PPS (temporary codes)), describing graft, transmural transvenous arterial bypass (implantable), with all delivery system components.
It was added to HCPCS effective 01/01/2024.
Its Medicare coverage code is "D", meaning special Medicare coverage instructions apply.
Details
- Short description
- Grft, trnsmurl/trnsvens byps
- Date added
- 01/01/2024
- Action effective
- 01/01/2024
- BETOS
- D1A
Related C16xx codes
- C1600Catheter, transluminal intravascular lesion preparation device, bladed, sheathed (insertable)
- C1601Endoscope, single-use (i.e. disposable), pulmonary, imaging/illumination device (insertable)
- C1602Orthopedic/device/drug matrix/absorbable bone void filler, antimicrobial-eluting (implantable)
- C1603Retrieval device, insertable, laser (used to retrieve intravascular inferior vena cava filter)
- C1605Pacemaker, leadless, dual chamber (right atrial and right ventricular implantable components), rate-responsive, including all necessary components for implantation
- C1606Adapter, single-use (i.e. disposable), for attaching ultrasound system to upper gastrointestinal endoscope
- C1607Neurostimulator, integrated (implantable), rechargeable with all implantable and external components including charging system
- C1608Prosthesis, total, dual mobility, first carpometacarpal joint (implantable)
- C1609Vertebral device, motion-preserving, with screw fixation
Common questions about C1604
Is HCPCS C1604 still valid?
- Yes. C1604 is active in the CMS October 2026 HCPCS file.
Does Medicare cover C1604?
- Its coverage code is "D": special Medicare coverage instructions apply. Check the local coverage determination for your region.