2019 ICD-10-CM Diagnosis Code F41.9

Anxiety disorder, unspecified

    2016 2017 2018 2019 Billable/Specific Code
  • F41.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2019 edition of ICD-10-CM F41.9 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of F41.9 - other international versions of ICD-10 F41.9 may differ.
Applicable To
  • Anxiety NOS
The following code(s) above F41.9 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to F41.9:
  • F01-F99
    2019 ICD-10-CM Range F01-F99

    Mental, Behavioral and Neurodevelopmental disorders

    Includes
    • disorders of psychological development
    Type 2 Excludes
    • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
    Mental, Behavioral and Neurodevelopmental disorders
  • F41
    ICD-10-CM Diagnosis Code F41

    Other anxiety disorders

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    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)
    Other anxiety disorders
Approximate Synonyms
  • Anxiety
  • Anxiety disorder
  • Anxiety in childbirth
  • Anxiety in pregnancy
  • Anxiety in pregnancy antepartum (before childbirth)
  • Anxiety postpartum
  • Anxiety, chronic
  • Chronic anxiety
  • Postpartum anxiety (after childbirth)
Clinical Information
  • A category of psychiatric disorders which are characterized by anxious feelings or fear often accompanied by physical symptoms associated with anxiety.
  • A disorder characterized by apprehension of danger and dread accompanied by restlessness, tension, tachycardia, and dyspnea unattached to a clearly identifiable stimulus.
  • Disorders characterized by anxiety or dread without apparent object or cause. Symptoms include irritability, anxious expectations, pangs of conscience, anxiety attacks, or phobias.
  • General term for the group of specific, anxiety-related, avoidance- prone disorders listed as nts.
  • Persistent and disabling anxiety.
ICD-10-CM F41.9 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 880 Acute adjustment reaction and psychosocial dysfunction

Convert F41.9 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change

Diagnosis Index entries containing back-references to F41.9:

ICD-10-CM Codes Adjacent To F41.9
F40.290 Androphobia
F40.291 Gynephobia
F40.298 Other specified phobia
F40.8 Other phobic anxiety disorders
F40.9 Phobic anxiety disorder, unspecified
F41 Other anxiety disorders
F41.0 Panic disorder [episodic paroxysmal anxiety]
F41.1 Generalized anxiety disorder
F41.3 Other mixed anxiety disorders
F41.8 Other specified anxiety disorders
F41.9 Anxiety disorder, unspecified
F42 Obsessive-compulsive disorder
F42.2 Mixed obsessional thoughts and acts
F42.3 Hoarding disorder
F42.4 Excoriation (skin-picking) disorder
F42.8 Other obsessive-compulsive disorder
F42.9 Obsessive-compulsive disorder, unspecified
F43 Reaction to severe stress, and adjustment disorders
F43.0 Acute stress reaction
F43.1 Post-traumatic stress disorder (PTSD)
F43.10 Post-traumatic stress disorder, unspecified

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.