A4634
HCPCSReplacement bulb th lightbox
Official HCPCS Level II long descriptor
Replacement bulb for therapeutic light box, tabletop model
HCPCS Level II code A4634 is maintained by CMS and is active in the current quarterly release.
Short descriptor
Replacement bulb th lightbox
Added to HCPCS: 2003-01-01
Nearby codes in A4
- A4624Tracheal suction tube
- A4625Trach care kit for new trach
- A4626Tracheostomy cleaning brush
- A4627Spacer bag/reservoir
- A4628Oropharyngeal suction cath
- A4629Tracheostomy care kit
- A4630Repl bat t.e.n.s. own by pt
- A4633Uvl replacement bulb
- A4635Underarm crutch pad
- A4636Handgrip for cane etc
- A4637Repl tip cane/crutch/walker
- A4638Repl batt pulse gen sys
- A4639Infrared ht sys replcmnt pad
- A4640Alternating pressure pad
- A4641Radiopharm dx agent noc
- A4642In111 satumomab
Where this code sits
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HCPCS Level II July 2026 quarterly update. Centers for Medicare & Medicaid Services (CMS), “July 2026 Alpha-Numeric HCPCS File” (HCPC2026_JUL_ANWEB_06172026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.