A4604 HCPCS Level II code: Tubing with integrated heating element for use with positive airway pressure device
A4604 is the HCPCS code for “Tubing with integrated heating element for use with positive airway pressure device” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
A4604Tubing with integrated heating element for use with positive airway pressure device
Short description: Tubing with heating element
HCPCS · United States
Medicare details
The indicators CMS publishes with A4604 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Carrier judgment
- Medicare pricing
- DMEPOS fee schedule – Inexpensive & routinely purchased DME (price subject to floors and ceilings)
- Type of service
- Lump sum purchase of DME, prosthetics, orthotics
- BETOS category
- Other DME
- Added
- Jan 1, 2006
Where A4604 sits
- 1A codesAmbulance, supplies and miscellaneous
- 2Active code A4604Tubing with integrated heating element for use with positive airway pressure device
Source and release
- Data release
- HCPCS Level II · October 2026
- Effective date
- Oct 1, 2026
- Publisher
- CMS
This page is built from the HCPCS Level II catalog that Vero Codes reads when it suggests codes: Centers for Medicare & Medicaid Services’s October 2026 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does HCPCS code A4604 mean?
A4604 is the HCPCS code for “Tubing with integrated heating element for use with positive airway pressure device” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover A4604?
CMS lists A4604’s Medicare coverage as “Carrier judgment” and its pricing as “DMEPOS fee schedule – Inexpensive & routinely purchased DME (price subject to floors and ceilings)”. Coverage and payment still depend on the patient, the setting, the documentation and the payer.
Which HCPCS Level II release does this page use?
It uses CMS’s October 2026 release, in effect from Oct 1, 2026 to Dec 31, 2026. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.
Codes beside A4604
All A codesA4594Neuromodulation stimulator system, adjunct to rehabilitation therapy regime, mouthpiece eachA4595Electrical stimulator supplies, 2 lead, per month, (e.g., tens, nmes)A4596Cranial electrotherapy stimulation (ces) system supplies and accessories, per monthA4600Sleeve for intermittent limb compression device, replacement only, eachA4601Lithium ion battery, rechargeable, for non-prosthetic use, replacementA4602Replacement battery for external infusion pump owned by patient, lithium, 1.5 volt, eachA4605Tracheal suction catheter, closed system, eachA4606Oxygen probe for use with oximeter device, replacementA4608Transtracheal oxygen catheter, eachA4611Battery, heavy duty; replacement for patient owned ventilatorA4612Battery cables; replacement for patient-owned ventilatorA4613Battery charger; replacement for patient-owned ventilator