| T23.561 | Corrosion of first degree of back of right hand | NON-BILLABLE CODE |
| T23.561A | Corrosion of first degree of back of right hand, initial encounter | BILLABLE CODE |
| T23.561D | Corrosion of first degree of back of right hand, subsequent encounter | BILLABLE CODE |
| T23.561S | Corrosion of first degree of back of right hand, sequela | BILLABLE CODE |
| T23.562 | Corrosion of first degree of back of left hand | NON-BILLABLE CODE |
| T23.562A | Corrosion of first degree of back of left hand, initial encounter | BILLABLE CODE |
| T23.562D | Corrosion of first degree of back of left hand, subsequent encounter | BILLABLE CODE |
| T23.562S | Corrosion of first degree of back of left hand, sequela | BILLABLE CODE |
| T23.569 | Corrosion of first degree of back of unspecified hand | NON-BILLABLE CODE |
| T23.569A | Corrosion of first degree of back of unspecified hand, initial encounter | BILLABLE CODE |
| T23.569D | Corrosion of first degree of back of unspecified hand, subsequent encounter | BILLABLE CODE |
| T23.569S | Corrosion of first degree of back of unspecified hand, sequela | BILLABLE CODE |
