A4618 HCPCS Level II code: Breathing circuits
A4618 is the HCPCS code for “Breathing circuits” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
A4618Breathing circuits
HCPCS · United States
Medicare details
The indicators CMS publishes with A4618 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Special coverage instructions apply
- Medicare pricing
- DMEPOS fee schedule – Inexpensive & routinely purchased DME (price subject to floors and ceilings)
- Type of service
- Used durable medical equipment (DME); Lump sum purchase of DME, prosthetics, orthotics; Rental of DME
- BETOS category
- Other DME
- Added
- Jan 1, 1990
Where A4618 sits
- 1A codesAmbulance, supplies and miscellaneous
- 2Active code A4618Breathing circuits
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 A4618 mean?
A4618 is the HCPCS code for “Breathing circuits” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover A4618?
CMS lists A4618’s Medicare coverage as “Special coverage instructions apply” 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 A4618
All A codesA4612Battery cables; replacement for patient-owned ventilatorA4613Battery charger; replacement for patient-owned ventilatorA4614Peak expiratory flow rate meter, hand heldA4615Cannula, nasalA4616Tubing (oxygen), per footA4617Mouth pieceA4619Face tentA4620Variable concentration maskA4623Tracheostomy, inner cannulaA4624Tracheal suction catheter, any type other than closed system, eachA4625Tracheostomy care kit for new tracheostomyA4626Tracheostomy cleaning brush, each