| T75 | Other and unspecified effects of other external causes | NON-BILLABLE CODE |
| T75.0 | Effects of lightning | NON-BILLABLE CODE |
| T75.00 | Unspecified effects of lightning | NON-BILLABLE CODE |
| T75.00XA | Unspecified effects of lightning, initial encounter | BILLABLE CODE |
| T75.00XD | Unspecified effects of lightning, subsequent encounter | BILLABLE CODE |
| T75.00XS | Unspecified effects of lightning, sequela | BILLABLE CODE |
| T75.01 | Shock due to being struck by lightning | NON-BILLABLE CODE |
| T75.01XD | Shock due to being struck by lightning, subsequent encounter | BILLABLE CODE |
| T75.01XS | Shock due to being struck by lightning, sequela | BILLABLE CODE |
| T75.09 | Other effects of lightning | NON-BILLABLE CODE |
| T75.09XA | Other effects of lightning, initial encounter | BILLABLE CODE |
| T75.09XD | Other effects of lightning, subsequent encounter | BILLABLE CODE |
| T75.09XS | Other effects of lightning, sequela | BILLABLE CODE |
| T75.1 | Unspecified effects of drowning and nonfatal submersion | NON-BILLABLE CODE |
| T75.1XXA | Unspecified effects of drowning and nonfatal submersion, initial encounter | BILLABLE CODE |
| T75.1XXD | Unspecified effects of drowning and nonfatal submersion, subsequent encounter | BILLABLE CODE |
| T75.1XXS | Unspecified effects of drowning and nonfatal submersion, sequela | BILLABLE CODE |
| T75.2 | Effects of vibration | NON-BILLABLE CODE |
| T75.20 | Unspecified effects of vibration | NON-BILLABLE CODE |
| T75.20XA | Unspecified effects of vibration, initial encounter | BILLABLE CODE |
| T75.20XD | Unspecified effects of vibration, subsequent encounter | BILLABLE CODE |
| T75.20XS | Unspecified effects of vibration, sequela | BILLABLE CODE |
| T75.21 | Pneumatic hammer syndrome | NON-BILLABLE CODE |
| T75.21XA | Pneumatic hammer syndrome, initial encounter | BILLABLE CODE |
| T75.21XD | Pneumatic hammer syndrome, subsequent encounter | BILLABLE CODE |
| T75.21XS | Pneumatic hammer syndrome, sequela | BILLABLE CODE |
| T75.22 | Traumatic vasospastic syndrome | NON-BILLABLE CODE |
| T75.22XA | Traumatic vasospastic syndrome, initial encounter | BILLABLE CODE |
| T75.22XD | Traumatic vasospastic syndrome, subsequent encounter | BILLABLE CODE |
| T75.22XS | Traumatic vasospastic syndrome, sequela | BILLABLE CODE |
| T75.23 | Vertigo from infrasound | NON-BILLABLE CODE |
| T75.23XA | Vertigo from infrasound, initial encounter | BILLABLE CODE |
| T75.23XD | Vertigo from infrasound, subsequent encounter | BILLABLE CODE |
| T75.23XS | Vertigo from infrasound, sequela | BILLABLE CODE |
| T75.29 | Other effects of vibration | NON-BILLABLE CODE |
| T75.29XA | Other effects of vibration, initial encounter | BILLABLE CODE |
| T75.29XD | Other effects of vibration, subsequent encounter | BILLABLE CODE |
| T75.29XS | Other effects of vibration, sequela | BILLABLE CODE |
| T75.3 | Motion sickness | NON-BILLABLE CODE |
| T75.3XXA | Motion sickness, initial encounter | BILLABLE CODE |
| T75.3XXD | Motion sickness, subsequent encounter | BILLABLE CODE |
| T75.3XXS | Motion sickness, sequela | BILLABLE CODE |
| T75.4 | Electrocution | NON-BILLABLE CODE |
| T75.4XXA | Electrocution, initial encounter | BILLABLE CODE |
| T75.4XXD | Electrocution, subsequent encounter | BILLABLE CODE |
| T75.4XXS | Electrocution, sequela | BILLABLE CODE |
| T75.8 | Other specified effects of external causes | NON-BILLABLE CODE |
| T75.81 | Effects of abnormal gravitation [G] forces | NON-BILLABLE CODE |
| T75.81XA | Effects of abnormal gravitation [G] forces, initial encounter | BILLABLE CODE |
| T75.81XD | Effects of abnormal gravitation [G] forces, subsequent encounter | BILLABLE CODE |
| T75.81XS | Effects of abnormal gravitation [G] forces, sequela | BILLABLE CODE |
| T75.82 | Effects of weightlessness | NON-BILLABLE CODE |
| T75.82XA | Effects of weightlessness, initial encounter | BILLABLE CODE |
| T75.82XD | Effects of weightlessness, subsequent encounter | BILLABLE CODE |
| T75.82XS | Effects of weightlessness, sequela | BILLABLE CODE |
| T75.83 | Effects of war theater | NON-BILLABLE CODE |
| T75.830 | Gulf war illness | NON-BILLABLE CODE |
| T75.830A | Gulf war illness, initial encounter | BILLABLE CODE |
| T75.830D | Gulf war illness, subsequent encounter | BILLABLE CODE |
| T75.830S | Gulf war illness, sequela | BILLABLE CODE |
| T75.838 | Effects of other war theater | NON-BILLABLE CODE |
| T75.838A | Effects of other war theater, initial encounter | BILLABLE CODE |
| T75.838D | Effects of other war theater, subsequent encounter | BILLABLE CODE |
| T75.838S | Effects of other war theater, sequela | BILLABLE CODE |
| T75.89 | Other specified effects of external causes | NON-BILLABLE CODE |
| T75.89XA | Other specified effects of external causes, initial encounter | BILLABLE CODE |
| T75.89XD | Other specified effects of external causes, subsequent encounter | BILLABLE CODE |
| T75.89XS | Other specified effects of external causes, sequela | BILLABLE CODE |
