ICD-10-CM Code R45.4
Irritability and anger
Billable CodeBillable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.
Mental Health CodeIndicates that the ICD code is referenced in DSM-5 (Diagnostic and Statistical Manual of Mental Disorders, Version 5)
R45.4 is a billable ICD code used to specify a diagnosis of irritability and anger. A 'billable code' is detailed enough to be used to specify a medical diagnosis.
The ICD code R454 is used to code Hostility
Hostility is seen as form of emotionally charged angry behavior. In everyday speech it is more commonly used as a synonym for anger and aggression.
Two people in a heated argument in New York City.
- DRG Group #880 - Acute adjustment reaction and psychosocial dysfunction.
ICD-10-CM Alphabetical Index References for 'R45.4 - Irritability and anger'
The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code R45.4. Click on any term below to browse the alphabetical index.
Equivalent ICD-9 Code GENERAL EQUIVALENCE MAPPINGS (GEM)
This is the official approximate match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that while there is no exact mapping between this ICD10 code R45.4 and a single ICD9 code, 799.22 is an approximate match for comparison and conversion purposes.