A4437 — Irrigation supply; sleeve, disposable, per month
HCPCS Level II A-code · short descriptor: “Irr supply sleev disp per mo”
- Code system
- HCPCS Level II
- Family
- A — Medical & surgical supplies, ambulance
- Medicare coverage status
- Special coverage instructions apply
- DMEPOS payment category
- Ostomy, tracheostomy & urological supplies
- Prior authorization
- Not on Medicare required-PA list
- Status
- Active (April 2026 HCPCS)
Prior authorization
Not on the Medicare required-PA list as of the January 13, 2026 update (74 items). Medicare Advantage and commercial plans set their own prior-authorization rules for this code — verify per plan before delivery.
A4437 Medicare fee schedule (April 2026)
Base (no modifier) Ostomy, tracheostomy & urological supplies
Medicare allowable ranges from $9.77 to $44.00 depending on state and rural status.
Former-CBA payment limits: ceiling $27.33 · floor $23.23
| State | Non-rural | Rural |
|---|---|---|
| AK | $9.77 | — |
| AL | $27.33 | — |
| AR | $27.33 | — |
| AZ | $23.23 | — |
| CA | $23.23 | — |
| CO | $27.33 | — |
| CT | $23.23 | — |
| DC | $27.33 | — |
| DE | $27.33 | — |
| FL | $23.48 | — |
| GA | $25.12 | — |
| HI | $10.47 | — |
| IA | $26.21 | — |
| ID | $27.33 | — |
| IL | $27.33 | — |
| IN | $23.99 | — |
| KS | $27.33 | — |
| KY | $23.23 | — |
| LA | $27.33 | — |
| MA | $23.23 | — |
| MD | $27.33 | — |
| ME | $23.23 | — |
| MI | $27.33 | — |
| MN | $27.33 | — |
| MO | $27.33 | — |
| MS | $24.89 | — |
| MT | $27.33 | — |
| NC | $23.23 | — |
| ND | $27.33 | — |
| NE | $27.33 | — |
| NH | $23.23 | — |
| NJ | $27.33 | — |
| NM | $23.23 | — |
| NV | $23.23 | — |
| NY | $24.14 | — |
| OH | $27.33 | — |
| OK | $23.23 | — |
| OR | $23.23 | — |
| PA | $27.33 | — |
| PR | $44.00 | — |
| RI | $23.60 | — |
| SC | $25.16 | — |
| SD | $27.33 | — |
| TN | $23.23 | — |
| TX | $27.33 | — |
| UT | $23.23 | — |
| VA | $23.23 | — |
| VI | $24.14 | — |
| VT | $23.23 | — |
| WA | $27.33 | — |
| WI | $27.33 | — |
| WV | $27.33 | — |
| WY | $27.33 | — |
Amounts are the Medicare DMEPOS fee-schedule allowables effective April 2026.
Medicare typically pays 80% of the allowable after the Part B deductible; the patient owes 20%.
A 2% sequestration reduction applies to the Medicare share. Former competitive-bidding-area
adjustments and non-continental rates can differ — verify with your DME MAC.
Common denial codes to watch
Related A-codes
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