| W89 | Exposure to man-made visible and ultraviolet light | NON-BILLABLE CODE |
| W89.0 | Exposure to welding light (arc) | NON-BILLABLE CODE |
| W89.0XXD | Exposure to welding light (arc), subsequent encounter | BILLABLE CODE |
| W89.0XXS | Exposure to welding light (arc), sequela | BILLABLE CODE |
| W89.1 | Exposure to tanning bed | NON-BILLABLE CODE |
| W89.1XXA | Exposure to tanning bed, initial encounter | BILLABLE CODE |
| W89.1XXD | Exposure to tanning bed, subsequent encounter | BILLABLE CODE |
| W89.1XXS | Exposure to tanning bed, sequela | BILLABLE CODE |
| W89.8 | Exposure to other man-made visible and ultraviolet light | NON-BILLABLE CODE |
| W89.8XXA | Exposure to other man-made visible and ultraviolet light, initial encounter | BILLABLE CODE |
| W89.8XXD | Exposure to other man-made visible and ultraviolet light, subsequent encounter | BILLABLE CODE |
| W89.8XXS | Exposure to other man-made visible and ultraviolet light, sequela | BILLABLE CODE |
| W89.9 | Exposure to unspecified man-made visible and ultraviolet light | NON-BILLABLE CODE |
| W89.9XXA | Exposure to unspecified man-made visible and ultraviolet light, initial encounter | BILLABLE CODE |
| W89.9XXD | Exposure to unspecified man-made visible and ultraviolet light, subsequent encounter | BILLABLE CODE |
| W89.9XXS | Exposure to unspecified man-made visible and ultraviolet light, sequela | BILLABLE CODE |
