E0203 — Therapeutic lightbox, minimum 10,000 lux, table top model
E0203 is a HCPCS Level II code for therapeutic lightbox, minimum 10,000 lux, table top model. It belongs to the Durable Medical Equipment section. Medicare does not pay it — see the coverage note below before you bill it.
Medicare coverage: Non-covered by Medicare
Medicare does not cover the item or service this code describes.
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.
Medically Unlikely Edits — units per day
The most units of E0203 Medicare will pay on one date of service. Bill more on a single line and it is denied. The limit is not the same in every setting, so the row that matters is the one matching the claim you are building.
- practitioner
- 0 — never payable MAI 3 — Date of Service Edit: Clinical · CMS Policy
- outpatient
- 0 — never payable MAI 3 — Date of Service Edit: Clinical · CMS Policy
- DME supplier
- 0 — never payable MAI 3 — Date of Service Edit: Clinical · CMS Policy
The adjudication indicator decides whether exceeding the limit is worth appealing at all: MAI 1 is a line edit you can support with documentation, MAI 3 is a date-of-service edit that is also appealable, and MAI 2 is absolute — no documentation overrides it. CMS MUE 2026Q3.
The CMS record for E0203
- Long descriptor
- Therapeutic lightbox, minimum 10,000 lux, table top model
- Short descriptor
- Therapeutic lightbox tabletp
- Added
- January 1, 2003
- BETOS
- D1E
- 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 E0203
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If E0203 is not quite right, the correct code is very often within a few positions of it.
- E0194Air fluidized bed
- E0196Gel pressure mattress
- E0197Air pressure pad for mattress, standard mattress length and width
- E0198Water pressure pad for mattress, standard mattress length and width
- E0199Dry pressure pad for mattress, standard mattress length and width
- E0200Heat lamp, without stand (table model), includes bulb, or infrared element
- E0201Penile contracture device, manual, greater than 3 lbs traction force
- E0202Phototherapy (bilirubin) light with photometer
- E0205Heat lamp, with stand, includes bulb, or infrared element
- E0210Electric heat pad, standard
- E0215Electric heat pad, moist
- E0217Water circulating heat pad with pump
- E0218Fluid circulating cold pad with pump, any type
- E0221Infrared heating pad system
- E0225Hydrocollator unit, includes pads
- E0231Non-contact wound warming device (temperature control unit, ac adapter and power cord) for use with warming card and wound cover
Questions about E0203
What is HCPCS code E0203?
E0203 is a HCPCS Level II code for therapeutic lightbox, minimum 10,000 lux, table top model. It sits in the Durable Medical Equipment section.
Does Medicare cover E0203?
The CMS HCPCS file marks E0203 as "Non-covered by Medicare". Medicare does not cover the item or service this code describes.