A4557 HCPCS Level II code: Lead wires, (e.g., apnea monitor), per pair
A4557 is the HCPCS code for “Lead wires, (e.g., apnea monitor), per pair” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
A4557Lead wires, (e.g., apnea monitor), per pair
Short description: Lead wires, pair
HCPCS · United States
Medicare details
The indicators CMS publishes with A4557 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Carrier judgment
- Medicare pricing
- DMEPOS fee schedule – DME supplies (price subject to floors and ceilings)
- Type of service
- Lump sum purchase of DME, prosthetics, orthotics
- BETOS category
- Other DME
- Added
- Jan 1, 1984
Where A4557 sits
- 1A codesAmbulance, supplies and miscellaneous
- 2Active code A4557Lead wires, (e.g., apnea monitor), per pair
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 A4557 mean?
A4557 is the HCPCS code for “Lead wires, (e.g., apnea monitor), per pair” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover A4557?
CMS lists A4557’s Medicare coverage as “Carrier judgment” and its pricing as “DMEPOS fee schedule – DME supplies (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 A4557
All A codesA4545Supplies and accessories for external tibial nerve stimulator (e.g., socks, gel pads, electrodes, etc.), needed for one monthA4550Surgical traysA4553Non-disposable underpads, all sizesA4554Disposable underpads, all sizesA4555Electrode/transducer for use with electrical stimulation device used for cancer treatment, replacement onlyA4556Electrodes, (e.g., apnea monitor), per pairA4558Conductive gel or paste, for use with electrical device (e.g., tens, nmes), per ozA4559Coupling gel or paste, for use with ultrasound device, per ozA4560Neuromuscular electrical stimulator (nmes), disposable, replacement onlyA4561Pessary, reusable, rubber, any typeA4562Pessary, reusable, non rubber, any typeA4563Rectal control system for vaginal insertion, for long term use, includes pump and all supplies and accessories, any type each