F41.9 Anxiety disorder, unspecified
ICD-10-CM · CMS code reference
Use F41.9 when the record documents an anxiety disorder but the provider hasn't named a more specific type (generalized, panic, mixed). If the type is documented, code that instead.
Coding notes
From the ICD-10-CM FY2027 (effective October 1, 2026) tabular list. Notes on a parent code or category apply here too.
Also covers
- Anxiety NOS
Excludes2
Not part of this code, but both can be coded when both are documented.
- anxiety in:
- acute stress reaction (F43.0)
- transient adjustment reaction (F43.2)
- neurasthenia (F48.8)
- psychophysiologic disorders (F45.-)
- separation anxiety (F93.0)
Related codes
Common questions
Is F41.9 a billable code?
Yes. F41.9 is a billable ICD-10-CM code in the ICD-10-CM FY2027 (effective October 1, 2026) code set.