ICD-10-CM › Chapter 18 Symptoms, signs and abnormal... › R40-R46
R40-R46 - Symptoms and signs involving cognition, perception, emotional state and behavior
192 ICD-10-CM codes sit in this section, of which 157 are billable in FY2027. Every one has a page giving the years it was valid and what to use instead when it is not.
- 192 codes
- 157 billable FY2027
- 35 not billable, retired or subdivided
- 7 categories
Categories
Each of these is a three-character category. Most are not billable on their own - the billable code is one of the children listed on its page.
| Code | Description | Status |
|---|---|---|
| R40 | Somnolence, stupor and coma | Not billable |
| R41 | Other symptoms and signs involving cognitive functions and awareness | Not billable |
| R42 | Dizziness and giddiness | Valid |
| R43 | Disturbances of smell and taste | Not billable |
| R44 | Other symptoms and signs involving general sensations and perceptions | Not billable |
| R45 | Symptoms and signs involving emotional state | Not billable |
| R46 | Symptoms and signs involving appearance and behavior | Not billable |
Or browse all ICD-10-CM codes by first character, check a list of codes with the batch validity checker, or see what changed in each release.