| W46.0 | Contact with hypodermic needle | NON-BILLABLE CODE |
| W46.0XXA | Contact with hypodermic needle, initial encounter | BILLABLE CODE |
| W46.0XXD | Contact with hypodermic needle, subsequent encounter | BILLABLE CODE |
| W46.0XXS | Contact with hypodermic needle, sequela | BILLABLE CODE |
| W46.1 | Contact with contaminated hypodermic needle | NON-BILLABLE CODE |
| W46.1XXA | Contact with contaminated hypodermic needle, initial encounter | BILLABLE CODE |
| W46.1XXD | Contact with contaminated hypodermic needle, subsequent encounter | BILLABLE CODE |
| W46.1XXS | Contact with contaminated hypodermic needle, sequela | BILLABLE CODE |
