| ICD-10 Code | Description |
| R40.2410 | Glasgow coma scale score 13-15, unspecified time |
| R40.2411 | Glasgow coma scale score 13-15, in the field [EMT or ambulance] |
| R40.2412 | Glasgow coma scale score 13-15, at arrival to emergency department |
| R40.2413 | Glasgow coma scale score 13-15, at hospital admission |
| R40.2414 | Glasgow coma scale score 13-15, 24 hours or more after hospital admission |
| R40.2420 | Glasgow coma scale score 9-12, unspecified time |
| R40.2421 | Glasgow coma scale score 9-12, in the field [EMT or ambulance] |
| R40.2422 | Glasgow coma scale score 9-12, at arrival to emergency department |
| R40.2423 | Glasgow coma scale score 9-12, at hospital admission |
| R40.2424 | Glasgow coma scale score 9-12, 24 hours or more after hospital admission |
| R40.2430 | Glasgow coma scale score 3-8, unspecified time |
| R40.2431 | Glasgow coma scale score 3-8, in the field [EMT or ambulance] |
| R40.2432 | Glasgow coma scale score 3-8, at arrival to emergency department |
| R40.2433 | Glasgow coma scale score 3-8, at hospital admission |
| R40.2434 | Glasgow coma scale score 3-8, 24 hours or more after hospital admission |
| R40.2440 | Other coma, without documented Glasgow coma scale score, or with partial score reported, unspecified time |
| R40.2441 | Other coma, without documented Glasgow coma scale score, or with partial score reported, in the field [EMT or ambulance] |
| R40.2442 | Other coma, without documented Glasgow coma scale score, or with partial score reported, at arrival to emergency department |
| R40.2443 | Other coma, without documented Glasgow coma scale score, or with partial score reported, at hospital admission |
| R40.2444 | Other coma, without documented Glasgow coma scale score, or with partial score reported, 24 hours or more after hospital admission |
