A4457 — Enema tube, with or without adapter, any type, replacement only, each
A4457 is a HCPCS Level II code for enema tube, with or without adapter, any type, replacement only, each. It belongs to the Transportation, Medical & Surgical Supplies, Administrative section. Medicare does not pay it — see the coverage note below before you bill it.
Medicare coverage: Non-covered by statute
Excluded from coverage by the Social Security Act itself, not by a policy decision. No documentation and no appeal changes this one — an ABN is the relevant conversation.
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 statusN
Non-covered service. Medicare does not cover it.
Global period: XXX
Want the dollar amount for your locality? The fee calculator applies your GPCI and the current conversion factor.
The CMS record for A4457
- Long descriptor
- Enema tube, with or without adapter, any type, replacement only, each
- Short descriptor
- Enema tube any type repl
- Added
- January 1, 2024
- BETOS
- Z2
- Pricing indicator
- 00 — Not priced by Part B
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.
Service not separately priced by Part B — not covered, bundled into another service, or used by Part A only.
Codes adjacent to A4457
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If A4457 is not quite right, the correct code is very often within a few positions of it.
- A4436Irrigation supply; sleeve, reusable, per month
- A4437Irrigation supply; sleeve, disposable, per month
- A4438Adhesive clip applied to the skin to secure external electrical nerve stimulator controller, each
- A4450Tape, non-waterproof, per 18 square inches
- A4452Tape, waterproof, per 18 square inches
- A4453Rectal catheter with or without balloon, for use with any type transanal irrigation system, each
- A4455Adhesive remover or solvent (for tape, cement or other adhesive), per ounce
- A4456Adhesive remover, wipes, any type, each
- A4458Enema bag with tubing, reusable
- A4459Manual transanal irrigation system, includes water reservoir, pump, tubing, and accessories, without catheter, any type
- A4461Surgical dressing holder, non-reusable, each
- A4463Surgical dressing holder, reusable, each
- A4465Non-elastic binder for extremity
- A4466Garment, belt, sleeve or other covering, elastic or similar stretchable material, any type, eachterminated
- A4467Belt, strap, sleeve, garment, or covering, any type
- A4468Exsufflation belt, includes all supplies and accessories
Questions about A4457
What is HCPCS code A4457?
A4457 is a HCPCS Level II code for enema tube, with or without adapter, any type, replacement only, each. It sits in the Transportation, Medical & Surgical Supplies, Administrative section.
Does Medicare cover A4457?
The CMS HCPCS file marks A4457 as "Non-covered by statute". Excluded from coverage by the Social Security Act itself, not by a policy decision. No documentation and no appeal changes this one — an ABN is the relevant conversation.
How is A4457 paid under the physician fee schedule?
A4457 carries PFS status code N. Non-covered service. Medicare does not cover it.