A4634 HCPCS Level II code: Replacement bulb for therapeutic light box, tabletop model
A4634 is the HCPCS code for “Replacement bulb for therapeutic light box, tabletop model” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
A4634Replacement bulb for therapeutic light box, tabletop model
Short description: Replacement bulb th lightbox
HCPCS · United States
Medicare details
The indicators CMS publishes with A4634 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Carrier judgment
- Medicare pricing
- Service not separately priced by Part B (e.g., services not covered, bundled, used by Part A only, etc.)
- Type of service
- Other medical items or services
- BETOS category
- Other DME
- Added
- Jan 1, 2003
Where A4634 sits
- 1A codesAmbulance, supplies and miscellaneous
- 2Active code A4634Replacement bulb for therapeutic light box, tabletop model
Source and release
- Data release
- HCPCS Level II · October 2026
- Effective date
- Oct 1, 2026
- Publisher
- CMS
This page is built from the HCPCS Level II catalog that Vero Codes reads when it suggests codes: Centers for Medicare & Medicaid Services’s October 2026 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does HCPCS code A4634 mean?
A4634 is the HCPCS code for “Replacement bulb for therapeutic light box, tabletop model” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover A4634?
CMS lists A4634’s Medicare coverage as “Carrier judgment” and its pricing as “Service not separately priced by Part B (e.g., services not covered, bundled, used by Part A only, etc.)”. Coverage and payment still depend on the patient, the setting, the documentation and the payer.
Which HCPCS Level II release does this page use?
It uses CMS’s October 2026 release, in effect from Oct 1, 2026 to Dec 31, 2026. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.
Codes beside A4634
All A codesA4626Tracheostomy cleaning brush, eachA4627Spacer, bag or reservoir, with or without mask, for use with metered dose inhalerA4628Oral and/or oropharyngeal suction catheter, eachA4629Tracheostomy care kit for established tracheostomyA4630Replacement batteries, medically necessary, transcutaneous electrical stimulator, owned by patientA4633Replacement bulb/lamp for ultraviolet light therapy system, eachA4635Underarm pad, crutch, replacement, eachA4636Replacement, handgrip, cane, crutch, or walker, eachA4637Replacement, tip, cane, crutch, walker, each.A4638Replacement battery for patient-owned ear pulse generator, eachA4639Replacement pad for infrared heating pad system, eachA4640Replacement pad for use with medically necessary alternating pressure pad owned by patient