A4543 – Supplies for transcutaneous electrical nerve stimulator, for nerves in the auricular region, per month
HCPCS Level II code · A codes: Transportation, Medical & Surgical Supplies, Miscellaneous & Experimental
HCPCS codeA4543
- Long description
- Supplies for transcutaneous electrical nerve stimulator, for nerves in the auricular region, per month
- Short description
- Supply trans elec nerve stim
- Pricing indicator
46Priced by carrier (not otherwise classified / individual determination)- Medicare coverage
CCarrier judgment – coverage decided by the Medicare contractor- BETOS category
D1EOther DME- Added
- October 1, 2024
- Last change
- October 1, 2024 – No change
Frequently asked questions
What is HCPCS code A4543?
A4543 is a HCPCS Level II code for supplies for transcutaneous electrical nerve stimulator, for nerves in the auricular region, per month.
Does Medicare cover A4543?
The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.
Nearby A codes
- A4490 – Surgical stockings above knee length, each
- A4495 – Surgical stockings thigh length, each
- A4500 – Surgical stockings below knee length, each
- A4510 – Surgical stockings full length, each
- A4520 – Incontinence garment, any type, (e.g., brief, diaper), each
- A4540 – Distal transcutaneous electrical nerve stimulator, stimulates peripheral nerves of the upper arm
- A4541 – Monthly supplies for use of device coded at e0733
- A4542 – Supplies and accessories for external upper limb tremor stimulator of the peripheral nerves of the wrist
- A4544 – Electrode for external lower extremity nerve stimulator for restless legs syndrome
- A4545 – Supplies and accessories for external tibial nerve stimulator (e.g., socks, gel pads, electrodes, etc.), needed for one month
- A4550 – Surgical trays
- A4553 – Non-disposable underpads, all sizes
- A4554 – Disposable underpads, all sizes
- A4555 – Electrode/transducer for use with electrical stimulation device used for cancer treatment, replacement only
- A4556 – Electrodes, (e.g., apnea monitor), per pair
- A4557 – Lead wires, (e.g., apnea monitor), per pair
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.