A4542 – Supplies and accessories for external upper limb tremor stimulator of the peripheral nerves of the wrist

HCPCS Level II code · A codes: Transportation, Medical & Surgical Supplies, Miscellaneous & Experimental

Active code Carrier judgment

HCPCS codeA4542
Long description
Supplies and accessories for external upper limb tremor stimulator of the peripheral nerves of the wrist
Short description
Supp ext up limb tremor stim
Pricing indicator
34 DME supplies
Medicare coverage
C Carrier judgment – coverage decided by the Medicare contractor
BETOS category
D1E Other DME
Added
January 1, 2024
Last change
January 1, 2024 – No change

Frequently asked questions

What is HCPCS code A4542?

A4542 is a HCPCS Level II code for supplies and accessories for external upper limb tremor stimulator of the peripheral nerves of the wrist.

Does Medicare cover A4542?

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

Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.