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F41.9

Anxiety disorder, unspecified

Billable FY2026 2025-10-01 → 2026-09-30
This is the unspecified option. 4 more specific codes sit alongside it. Worth checking whether the documentation supports one of them.
Exclusions 7 never code together
F41code
Excludes2
  • anxiety in:
  • acute stress reaction (F43.0)F43.0
  • transient adjustment reaction (F43.2)F43.2
  • neurasthenia (F48.8)F48.8
  • psychophysiologic disorders (F45.-)F45.-
  • separation anxiety (F93.0)F93.0
F01-F99chapter
Excludes2
  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)R00-R99

Excludes2 — not included here, but the patient may have both. Code both when documented.

Instructional notes 2
F41.9code
Inclusion terms
  • Anxiety NOS
F01-F99chapter
Includes
  • disorders of psychological development
Index entries leading here 3
  • Disorder (of) — see also Disease
  • Anxiety F41.9
  • Apprehensiveness, abnormal F41.9
Alongside this code 4 same parent — F41
F41.0 Panic disorder [episodic paroxysmal anxiety] F41.1 Generalized anxiety disorder F41.3 Other mixed anxiety disorders F41.8 Other specified anxiety disorders
Additional references
AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

Maps to no condition category in any loaded model.

Presence is a property of the code. Untick a model to hide it everywhere.

This code

Billable
yes
Code set
FY2026
Parent
F41
Block
F40-F48
Siblings
4

Present FY2024–FY2027.