R40.2423
Glasgow coma scale score 9-12, at hospital admission
- Release
- FY 2027
- Effective
Hierarchy
Where R40.2423 sits in the official hierarchy. Each level is the code it is classified under.
- R40 Somnolence, stupor and coma
- R40.2 Coma
- R40.24 Glasgow coma scale, total score
- R40.242 Parent Glasgow coma scale score 9-12
- R40.2423 This code Glasgow coma scale score 9-12, at hospital admission
Official Coding Notes
Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.
Excludes1
somnolence, stupor and coma in diabetes (E08-E13)
Inherited from R40 — Somnolence, stupor and coma
7th Character
The following appropriate 7th character is to be added to subcategory R40.24-:
Inherited from R40.24 — Glasgow coma scale, total score
7th Character
1 - in the field [EMT or ambulance]
Inherited from R40.24 — Glasgow coma scale, total score
7th Character
2 - at arrival to emergency department
Inherited from R40.24 — Glasgow coma scale, total score
7th Character
4 - 24 hours or more after hospital admission
Inherited from R40.24 — Glasgow coma scale, total score
Version History
How R40.2423 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentGlasgow coma scale score 9-12, at hospital admission
-
FY 2026 Effective
UnchangedGlasgow coma scale score 9-12, at hospital admission
Related Codes
Other codes under R40.242
- R40.2420 Glasgow coma scale score 9-12, unspecified time Billable
- R40.2421 Glasgow coma scale score 9-12, in the field [EMT or ambulance] Billable
- R40.2422 Glasgow coma scale score 9-12, at arrival to emergency department Billable
- R40.2424 Glasgow coma scale score 9-12, 24 hours or more after hospital admission Billable
Data Source
Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.
- Release
- FY 2027
- Effective
- Source file
- icd10cm-code-descriptions-2027.zip
Official ICD-10-CM source files (opens in a new tab)
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