A4402 — Lubricant, per ounce
A4402 is a HCPCS Level II code for lubricant, per ounce. It belongs to the Transportation, Medical & Surgical Supplies, Administrative section. Whether Medicare pays it depends on the coverage rule below.
Medicare coverage: Special coverage instructions apply
There are published conditions attached to this code. Check the applicable coverage policy before billing it: the code being valid is not the same as the service being covered.
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 statusP
Bundled or excluded. No RVUs and no payment: either bundled into another service or paid under a different provision of the Act.
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 A4402 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
- 1 unit 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 A4402
- Long descriptor
- Lubricant, per ounce
- Short descriptor
- Lubricant per ounce
- Added
- January 1, 1985
- BETOS
- D1F
- Pricing indicator
- 37 — 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.
Ostomy, tracheostomy and urological supplies. Price subject to floors and ceilings.
Codes adjacent to A4402
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If A4402 is not quite right, the correct code is very often within a few positions of it.
- A4393Ostomy pouch, urinary, with extended wear barrier attached, with built-in convexity (1 piece), each
- A4394Ostomy deodorant, with or without lubricant, for use in ostomy pouch, per fluid ounce
- A4395Ostomy deodorant for use in ostomy pouch, solid, per tablet
- A4396Ostomy belt with peristomal hernia support
- A4397Irrigation supply; sleeve, eachterminated
- A4398Ostomy irrigation supply; bag, each
- A4399Ostomy irrigation supply; cone/catheter, with or without brush
- A4400Ostomy irrigation set
- A4404Ostomy ring, each
- A4405Ostomy skin barrier, non-pectin based, paste, per ounce
- A4406Ostomy skin barrier, pectin-based, paste, per ounce
- A4407Ostomy skin barrier, with flange (solid, flexible, or accordion), extended wear, with built-in convexity, 4 x 4 inches or smaller, each
- A4408Ostomy skin barrier, with flange (solid, flexible or accordion), extended wear, with built-in convexity, larger than 4 x 4 inches, each
- A4409Ostomy skin barrier, with flange (solid, flexible or accordion), extended wear, without built-in convexity, 4 x 4 inches or smaller, each
- A4410Ostomy skin barrier, with flange (solid, flexible or accordion), extended wear, without built-in convexity, larger than 4 x 4 inches, each
- A4411Ostomy skin barrier, solid 4 x 4 or equivalent, extended wear, with built-in convexity, each
Questions about A4402
What is HCPCS code A4402?
A4402 is a HCPCS Level II code for lubricant, per ounce. It sits in the Transportation, Medical & Surgical Supplies, Administrative section.
Does Medicare cover A4402?
The CMS HCPCS file marks A4402 as "Special coverage instructions apply". There are published conditions attached to this code. Check the applicable coverage policy before billing it: the code being valid is not the same as the service being covered.
How is A4402 paid under the physician fee schedule?
A4402 carries PFS status code P. Bundled or excluded. No RVUs and no payment: either bundled into another service or paid under a different provision of the Act.