A4346: Indwelling catheter; foley type, three way for continuous irrigation, each
A4346 is a HCPCS Level II code for indwelling catheter; foley type, three way for continuous irrigation, each. 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 2026Q4-Oct. 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 A4346 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
- 2 units MAI 3: Date of Service Edit: Clinical · Clinical: Data
- DME supplier
- 3 units MAI 3: Date of Service Edit: Clinical · Published Contractor Policy
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 2026Q4.
The CMS record for A4346
- Long descriptor
- Indwelling catheter; foley type, three way for continuous irrigation, each
- Short descriptor
- Cath indw foley 3 way
- Added
- January 1, 1983
- 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 A4346
HCPCS has no hierarchy: related items simply sit next to each other in the numbering. If A4346 is not quite right, the correct code is very often within a few positions of it.
- A4335Incontinence supply; miscellaneous
- A4336Incontinence supply, urethral insert, any type, each
- A4337Incontinence supply, rectal insert, any type, each
- A4338Indwelling catheter; foley type, two-way latex with coating (teflon, silicone, silicone elastomer, or hydrophilic, etc.), each
- A4340Indwelling catheter; specialty type, (e.g., coude, mushroom, wing, etc.), each
- A4341Indwelling intraurethral drainage device with valve, patient inserted, replacement only, each
- A4342Accessories for patient inserted indwelling intraurethral drainage device with valve, replacement only, each
- A4344Indwelling catheter, foley type, two-way, all silicone or polyurethane, each
- A4349Male external catheter, with or without adhesive, disposable, each
- A4351Intermittent urinary catheter; straight tip, with or without coating (teflon, silicone, or silicone elastomer, etc.), each
- A4352Intermittent urinary catheter; coude (curved) tip, with or without coating (teflon, silicone, or silicone elastomeric, etc.), each
- A4353Intermittent urinary catheter, with insertion supplies
- A4354Insertion tray with drainage bag but without catheter
- A4355Irrigation tubing set for continuous bladder irrigation through a three-way indwelling foley catheter, each
- A4356External urethral clamp or compression device (not to be used for catheter clamp), each
- A4357Bedside drainage bag, day or night, with or without anti-reflux device, with or without tube, each