R40.243
R40.243: Glasgow coma scale score 3-8
Non-billable headerICD-10-CM
R40.243 is a non-billable header ICD-10-CM code for glasgow coma scale score 3-8. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.
This code requires a 7th character
The following appropriate 7th character is to be added to subcategory R40.24-:
- 0
- unspecified time
- 1
- in the field [EMT or ambulance]
- 2
- at arrival to emergency department
- 3
- at hospital admission
- 4
- 24 hours or more after hospital admission
Excludes1 inherited from the categories above R40.243
A category’s note binds every code beneath it.
Other codes that can never be billed with R40.243
Their own Excludes1 notes name this code, so the conflict is not listed above.
- R41.82Altered mental status, unspecified
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Alphabetic index entries that lead here
- Glasgow coma scale›total score›3-8
Code history
Unchanged in every release from FY2024 to FY2027.
Code to one of these instead R40.243
5 child codes. Green means billable.
- R40.2430Glasgow coma scale score 3-8, unspecified time
- R40.2431Glasgow coma scale score 3-8, in the field [EMT or ambulance]
- R40.2432Glasgow coma scale score 3-8, at arrival to emergency department
- R40.2433Glasgow coma scale score 3-8, at hospital admission
- R40.2434Glasgow coma scale score 3-8, 24 hours or more after hospital admission