R45.4
R45.4: Irritability and anger
Billable / specific codeICD-10-CM
R45.4 is a billable, specific ICD-10-CM code for irritability and anger. It is valid for submission on a claim.
Check R45.4 with the rest of the claim: free scrubberOther codes that can never be billed with R45.4
Their own Excludes1 notes name this code, so the conflict is not listed above.
- F07.0Personality change due to known physiological condition
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Medicare coverage
R45.4 is named in 2 Medicare coverage policies: 2 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.
- A57130Billing and Coding: Psychiatric Codes
- A57204Billing and Coding: MRI and CT Scans of the Head and Neck
Alphabetic index entries that lead here
- Anger
- Irritable, irritability
Code history
Unchanged in every release from FY2024 to FY2027.