A7009 — Reservoir bottle, non-disposable, used with large volume ultrasonic nebulizer
A7009 is a HCPCS Level II code for reservoir bottle, non-disposable, used with large volume ultrasonic nebulizer. It belongs to the Transportation, Medical & Surgical Supplies, Administrative section. Whether Medicare pays it depends on the coverage rule below.
Medicare coverage: Carrier judgment
Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
From the coverage field of the CMS Alpha-Numeric HCPCS File, release 2026Q3-Jul. This states Medicare’s position on the code, not on your particular claim.
Physician fee schedule statusX
Statutory exclusion. The item or service is not within the statutory definition of 'physician services', so the fee schedule never pays it.
Global period: XXX
Want the dollar amount for your locality? The fee calculator applies your GPCI and the current conversion factor.
Medically Unlikely Edits — units per day
The most units of A7009 Medicare will pay on one date of service. Bill more on a single line and it is denied. The limit is not the same in every setting, so the row that matters is the one matching the claim you are building.
- practitioner
- 0 — never payable MAI 3 — Date of Service Edit: Clinical · CMS Policy
- outpatient
- 0 — never payable MAI 3 — Date of Service Edit: Clinical · CMS Policy
- DME supplier
- 2 units MAI 3 — Date of Service Edit: Clinical · Clinical: Data
The adjudication indicator decides whether exceeding the limit is worth appealing at all: MAI 1 is a line edit you can support with documentation, MAI 3 is a date-of-service edit that is also appealable, and MAI 2 is absolute — no documentation overrides it. CMS MUE 2026Q3.
The CMS record for A7009
- Long descriptor
- Reservoir bottle, non-disposable, used with large volume ultrasonic nebulizer
- Short descriptor
- Nebulizer reservoir bottle
- Added
- January 1, 2000
- BETOS
- D1E
- Pricing indicator
- 32 — DMEPOS
The official wording. This is what the code means.
CMS's 28-character form, which is what shows up on a remittance advice.
When CMS introduced the code.
Berenson-Eggers Type of Service — CMS's own analytic grouping.
Inexpensive and routinely purchased DME. Price subject to floors and ceilings.
Codes adjacent to A7009
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If A7009 is not quite right, the correct code is very often within a few positions of it.
- A7001Canister, non-disposable, used with suction pump, each
- A7002Tubing, used with suction pump, each
- A7003Administration set, with small volume nonfiltered pneumatic nebulizer, disposable
- A7004Small volume nonfiltered pneumatic nebulizer, disposable
- A7005Administration set, with small volume nonfiltered pneumatic nebulizer, non-disposable
- A7006Administration set, with small volume filtered pneumatic nebulizer
- A7007Large volume nebulizer, disposable, unfilled, used with aerosol compressor
- A7008Large volume nebulizer, disposable, prefilled, used with aerosol compressor
- A7010Corrugated tubing, disposable, used with large volume nebulizer, 100 feet
- A7011Corrugated tubing, non-disposable, used with large volume nebulizer, 10 feetterminated
- A7012Water collection device, used with large volume nebulizer
- A7013Filter, disposable, used with aerosol compressor or ultrasonic generator
- A7014Filter, nondisposable, used with aerosol compressor or ultrasonic generator
- A7015Aerosol mask, used with dme nebulizer
- A7016Dome and mouthpiece, used with small volume ultrasonic nebulizer
- A7017Nebulizer, durable, glass or autoclavable plastic, bottle type, not used with oxygen
Questions about A7009
What is HCPCS code A7009?
A7009 is a HCPCS Level II code for reservoir bottle, non-disposable, used with large volume ultrasonic nebulizer. It sits in the Transportation, Medical & Surgical Supplies, Administrative section.
Does Medicare cover A7009?
The CMS HCPCS file marks A7009 as "Carrier judgment". Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
How is A7009 paid under the physician fee schedule?
A7009 carries PFS status code X. Statutory exclusion. The item or service is not within the statutory definition of 'physician services', so the fee schedule never pays it.