ICD-10-CM > F01-F99 > F40-F48 > F41 F41 Other anxiety disorders Non-Billable/Non-Specific Type 2 Excludes anxiety in:acute stress reaction (F43.0)transient adjustment reaction (F43.2)neurasthenia (F48.8)psychophysiologic disorders (F45.-)separation anxiety (F93.0) Codes F41.0Panic disorder [episodic paroxysmal anxiety]F41.1Generalized anxiety disorderF41.3Other mixed anxiety disordersF41.8Other specified anxiety disordersF41.9Anxiety disorder, unspecified