A7018 HCPCS Level II code: Water, distilled, used with large volume nebulizer, 1000 ml
A7018 is the HCPCS code for “Water, distilled, used with large volume nebulizer, 1000 ml” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
A7018Water, distilled, used with large volume nebulizer, 1000 ml
Short description: Water distilled w/nebulizer
HCPCS · United States
Medicare details
The indicators CMS publishes with A7018 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, 2001
Where A7018 sits
- 1A codesAmbulance, supplies and miscellaneous
- 2Active code A7018Water, distilled, used with large volume nebulizer, 1000 ml
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 A7018 mean?
A7018 is the HCPCS code for “Water, distilled, used with large volume nebulizer, 1000 ml” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover A7018?
CMS lists A7018’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 A7018
All A codesA7012Water collection device, used with large volume nebulizerA7013Filter, disposable, used with aerosol compressor or ultrasonic generatorA7014Filter, nondisposable, used with aerosol compressor or ultrasonic generatorA7015Aerosol mask, used with dme nebulizerA7016Dome and mouthpiece, used with small volume ultrasonic nebulizerA7017Nebulizer, durable, glass or autoclavable plastic, bottle type, not used with oxygenA7020Interface for cough stimulating device, includes all components, replacement onlyA7021Supplies and accessories for lung expansion airway clearance, continuous high frequency oscillation, and nebulization device (e.g., handset, nebulizer kit, biofilter)A7023Mechanical allergen particle barrier/inhalation filter, cream, nasal, topicalA7025High frequency chest wall oscillation system vest, replacement for use with patient owned equipment, eachA7026High frequency chest wall oscillation system hose, replacement for use with patient owned equipment, eachA7027Combination oral/nasal mask, used with continuous positive airway pressure device, each