ICD-10-CM › R00-R99 › R40-R46 › R45 Symptoms and signs involving... › R45.0
Nervousness
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2007 Added to the draft code set draft Nervousness
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from the R40-R46 section Symptoms and signs involving cognition, perception, emotional state and behavior (R40-R46)
Excludes2 - not included here
- symptoms and signs constituting part of a pattern of mental disorder (F01-F99)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Nerves
- Nervous
- Nervousness
- Nervous > tension
- Tension > nervous
- Trouble > nervous
- Irritation > nervous
- Disturbance > nervous, functional
Codes in the same group
| Code | Description | Status |
|---|---|---|
| R45.1 | Restlessness and agitation | Valid |
| R45.2 | Unhappiness | Valid |
| R45.3 | Demoralization and apathy | Valid |
| R45.4 | Irritability and anger | Valid |
| R45.5 | Hostility | Valid |
| R45.6 | Violent behavior | Valid |
| R45.7 | State of emotional shock and stress, unspecified | Valid |
| R45.8 | Other symptoms and signs involving emotional state | Not billable |