| S84 | Injury of nerves at lower leg level | NON-BILLABLE CODE |
| S84.0 | Injury of tibial nerve at lower leg level | NON-BILLABLE CODE |
| S84.00 | Injury of tibial nerve at lower leg level, unspecified leg | NON-BILLABLE CODE |
| S84.00XA | Injury of tibial nerve at lower leg level, unspecified leg, initial encounter | BILLABLE CODE |
| S84.00XD | Injury of tibial nerve at lower leg level, unspecified leg, subsequent encounter | BILLABLE CODE |
| S84.00XS | Injury of tibial nerve at lower leg level, unspecified leg, sequela | BILLABLE CODE |
| S84.01 | Injury of tibial nerve at lower leg level, right leg | NON-BILLABLE CODE |
| S84.01XA | Injury of tibial nerve at lower leg level, right leg, initial encounter | BILLABLE CODE |
| S84.01XD | Injury of tibial nerve at lower leg level, right leg, subsequent encounter | BILLABLE CODE |
| S84.01XS | Injury of tibial nerve at lower leg level, right leg, sequela | BILLABLE CODE |
| S84.02 | Injury of tibial nerve at lower leg level, left leg | NON-BILLABLE CODE |
| S84.02XA | Injury of tibial nerve at lower leg level, left leg, initial encounter | BILLABLE CODE |
| S84.02XD | Injury of tibial nerve at lower leg level, left leg, subsequent encounter | BILLABLE CODE |
| S84.02XS | Injury of tibial nerve at lower leg level, left leg, sequela | BILLABLE CODE |
| S84.1 | Injury of peroneal nerve at lower leg level | NON-BILLABLE CODE |
| S84.10 | Injury of peroneal nerve at lower leg level, unspecified leg | NON-BILLABLE CODE |
| S84.10XA | Injury of peroneal nerve at lower leg level, unspecified leg, initial encounter | BILLABLE CODE |
| S84.10XD | Injury of peroneal nerve at lower leg level, unspecified leg, subsequent encounter | BILLABLE CODE |
| S84.10XS | Injury of peroneal nerve at lower leg level, unspecified leg, sequela | BILLABLE CODE |
| S84.11 | Injury of peroneal nerve at lower leg level, right leg | NON-BILLABLE CODE |
| S84.11XA | Injury of peroneal nerve at lower leg level, right leg, initial encounter | BILLABLE CODE |
| S84.11XD | Injury of peroneal nerve at lower leg level, right leg, subsequent encounter | BILLABLE CODE |
| S84.11XS | Injury of peroneal nerve at lower leg level, right leg, sequela | BILLABLE CODE |
| S84.12 | Injury of peroneal nerve at lower leg level, left leg | NON-BILLABLE CODE |
| S84.12XA | Injury of peroneal nerve at lower leg level, left leg, initial encounter | BILLABLE CODE |
| S84.12XD | Injury of peroneal nerve at lower leg level, left leg, subsequent encounter | BILLABLE CODE |
| S84.12XS | Injury of peroneal nerve at lower leg level, left leg, sequela | BILLABLE CODE |
| S84.2 | Injury of cutaneous sensory nerve at lower leg level | NON-BILLABLE CODE |
| S84.20 | Injury of cutaneous sensory nerve at lower leg level, unspecified leg | NON-BILLABLE CODE |
| S84.20XA | Injury of cutaneous sensory nerve at lower leg level, unspecified leg, initial encounter | BILLABLE CODE |
| S84.20XD | Injury of cutaneous sensory nerve at lower leg level, unspecified leg, subsequent encounter | BILLABLE CODE |
| S84.20XS | Injury of cutaneous sensory nerve at lower leg level, unspecified leg, sequela | BILLABLE CODE |
| S84.21 | Injury of cutaneous sensory nerve at lower leg level, right leg | NON-BILLABLE CODE |
| S84.21XA | Injury of cutaneous sensory nerve at lower leg level, right leg, initial encounter | BILLABLE CODE |
| S84.21XD | Injury of cutaneous sensory nerve at lower leg level, right leg, subsequent encounter | BILLABLE CODE |
| S84.21XS | Injury of cutaneous sensory nerve at lower leg level, right leg, sequela | BILLABLE CODE |
| S84.22 | Injury of cutaneous sensory nerve at lower leg level, left leg | NON-BILLABLE CODE |
| S84.22XA | Injury of cutaneous sensory nerve at lower leg level, left leg, initial encounter | BILLABLE CODE |
| S84.22XD | Injury of cutaneous sensory nerve at lower leg level, left leg, subsequent encounter | BILLABLE CODE |
| S84.22XS | Injury of cutaneous sensory nerve at lower leg level, left leg, sequela | BILLABLE CODE |
| S84.8 | Injury of other nerves at lower leg level | NON-BILLABLE CODE |
| S84.80 | Injury of other nerves at lower leg level | NON-BILLABLE CODE |
| S84.801 | Injury of other nerves at lower leg level, right leg | NON-BILLABLE CODE |
| S84.801A | Injury of other nerves at lower leg level, right leg, initial encounter | BILLABLE CODE |
| S84.801D | Injury of other nerves at lower leg level, right leg, subsequent encounter | BILLABLE CODE |
| S84.801S | Injury of other nerves at lower leg level, right leg, sequela | BILLABLE CODE |
| S84.802 | Injury of other nerves at lower leg level, left leg | NON-BILLABLE CODE |
| S84.802A | Injury of other nerves at lower leg level, left leg, initial encounter | BILLABLE CODE |
| S84.802D | Injury of other nerves at lower leg level, left leg, subsequent encounter | BILLABLE CODE |
| S84.809 | Injury of other nerves at lower leg level, unspecified leg | NON-BILLABLE CODE |
| S84.809A | Injury of other nerves at lower leg level, unspecified leg, initial encounter | BILLABLE CODE |
| S84.809D | Injury of other nerves at lower leg level, unspecified leg, subsequent encounter | BILLABLE CODE |
| S84.809S | Injury of other nerves at lower leg level, unspecified leg, sequela | BILLABLE CODE |
| S84.9 | Injury of unspecified nerve at lower leg level | NON-BILLABLE CODE |
| S84.90 | Injury of unspecified nerve at lower leg level, unspecified leg | NON-BILLABLE CODE |
| S84.90XA | Injury of unspecified nerve at lower leg level, unspecified leg, initial encounter | BILLABLE CODE |
| S84.90XD | Injury of unspecified nerve at lower leg level, unspecified leg, subsequent encounter | BILLABLE CODE |
| S84.90XS | Injury of unspecified nerve at lower leg level, unspecified leg, sequela | BILLABLE CODE |
| S84.91 | Injury of unspecified nerve at lower leg level, right leg | NON-BILLABLE CODE |
| S84.91XA | Injury of unspecified nerve at lower leg level, right leg, initial encounter | BILLABLE CODE |
| S84.91XD | Injury of unspecified nerve at lower leg level, right leg, subsequent encounter | BILLABLE CODE |
| S84.91XS | Injury of unspecified nerve at lower leg level, right leg, sequela | BILLABLE CODE |
| S84.92 | Injury of unspecified nerve at lower leg level, left leg | NON-BILLABLE CODE |
| S84.92XA | Injury of unspecified nerve at lower leg level, left leg, initial encounter | BILLABLE CODE |
| S84.92XD | Injury of unspecified nerve at lower leg level, left leg, subsequent encounter | BILLABLE CODE |
| S84.92XS | Injury of unspecified nerve at lower leg level, left leg, sequela | BILLABLE CODE |
