| S91.351 | Open bite, right foot | NON-BILLABLE CODE |
| S91.351A | Open bite, right foot, initial encounter | BILLABLE CODE |
| S91.351D | Open bite, right foot, subsequent encounter | BILLABLE CODE |
| S91.351S | Open bite, right foot, sequela | BILLABLE CODE |
| S91.352 | Open bite, left foot | NON-BILLABLE CODE |
| S91.352A | Open bite, left foot, initial encounter | BILLABLE CODE |
| S91.352D | Open bite, left foot, subsequent encounter | BILLABLE CODE |
| S91.352S | Open bite, left foot, sequela | BILLABLE CODE |
| S91.359 | Open bite, unspecified foot | NON-BILLABLE CODE |
| S91.359A | Open bite, unspecified foot, initial encounter | BILLABLE CODE |
| S91.359D | Open bite, unspecified foot, subsequent encounter | BILLABLE CODE |
| S91.359S | Open bite, unspecified foot, sequela | BILLABLE CODE |
