| T22.431 | Corrosion of unspecified degree of right upper arm | NON-BILLABLE CODE |
| T22.431A | Corrosion of unspecified degree of right upper arm, initial encounter | BILLABLE CODE |
| T22.431D | Corrosion of unspecified degree of right upper arm, subsequent encounter | BILLABLE CODE |
| T22.431S | Corrosion of unspecified degree of right upper arm, sequela | BILLABLE CODE |
| T22.432 | Corrosion of unspecified degree of left upper arm | NON-BILLABLE CODE |
| T22.432A | Corrosion of unspecified degree of left upper arm, initial encounter | BILLABLE CODE |
| T22.432D | Corrosion of unspecified degree of left upper arm, subsequent encounter | BILLABLE CODE |
| T22.432S | Corrosion of unspecified degree of left upper arm, sequela | BILLABLE CODE |
| T22.439 | Corrosion of unspecified degree of unspecified upper arm | NON-BILLABLE CODE |
| T22.439A | Corrosion of unspecified degree of unspecified upper arm, initial encounter | BILLABLE CODE |
| T22.439D | Corrosion of unspecified degree of unspecified upper arm, subsequent encounter | BILLABLE CODE |
| T22.439S | Corrosion of unspecified degree of unspecified upper arm, sequela | BILLABLE CODE |
