1. ICD-10-CM Codes
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2. F01-F99 Mental, Behavioral and Neurodevelopmental disorders
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3. F40-F48 Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders
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4. F41- Other anxiety disorders
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5. 2021 ICD-10-CM Diagnosis Code F41.0

2021 ICD-10-CM Diagnosis Code F41.0

Panic disorder [episodic paroxysmal anxiety]

2016 2017 2018 - Revised Code 2019 2020 2021 Billable/Specific Code

• F41.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• The 2021 edition of ICD-10-CM F41.0 became effective on October 1, 2020.
• This is the American ICD-10-CM version of F41.0 - other international versions of ICD-10 F41.0 may differ.

• Panic attack
• Panic disorder
• Panic disorder without agoraphobia

• A disorder in which an individual experiences recurrent, unexpected panic attacks and persistent concern about having additional panic attacks. Agoraphobia is not a component of this disorder.
• A state of extreme acute, intense anxiety and unreasoning fear accompanied by disorganization of personality function.
• A type of anxiety disorder characterized by unexpected panic attacks that last minutes or, rarely, hours. Panic attacks begin with intense apprehension, fear or terror and, often, a feeling of impending doom. Symptoms experienced during a panic attack include dyspnea or sensations of being smothered; dizziness, loss of balance or faintness; choking sensations; palpitations or accelerated heart rate; shakiness; sweating; nausea or other form of abdominal distress; depersonalization or derealization; paresthesias; hot flashes or chills; chest discomfort or pain; fear of dying and fear of not being in control of oneself or going crazy. Agoraphobia may also develop. Similar to other anxiety disorders, it may be inherited as an autosomal dominant trait.
• An anxiety disorder characterized by multiple unexpected panic attacks with persistent concern of recurring attacks. Panic disorder may or may not be accompanied by agoraphobia.
• An episode of intense fear accompanied by symptoms such as heart palpitations, sweating and chills or hot flushes , a sensation of dyspnea, chest pain, abdominal distress, depersonalization, fear of going crazy, and fear of dying.
• An episode of intense fear and anxiety that may be accompanied by one or more of the following symptoms: heart palpitations, sweating, shortness of breath, chest pain, nausea, dizziness, and trembling. Generally, attacks are unexpected and last no longer than 15 minutes.
• Panic disorder is an anxiety disorder. It causes panic attacks, which are sudden feelings of terror for no reason. You may also feel physical symptoms, such as
  • fast heartbeat
  • chest pain
  • breathing difficulty
  • dizziness
  panic attacks can happen anytime, anywhere and without warning. You may live in fear of another attack and may avoid places where you have had an attack. For some people, fear takes over their lives and they cannot leave their homes.panic disorder is more common in women than men. It usually starts when people are young adults. Sometimes it starts when a person is under a lot of stress. Most people get better with treatment. Therapy can show you how to recognize and change your thinking patterns before they lead to panic. Medicines can also help.
• Specific psychological phenomenon characterized by sudden onset of anxiety (often unrelated to objective events), accompanied by autonomic symptoms such as tachycardia, paresthesia, flushing, and sweating.
• Sudden extreme anxiety or fear that may cause irrational thoughts or actions. Panic may include rapid heart rate, flushing (a hot, red face), sweating, and trouble breathing.

• 880 Acute adjustment reaction and psychosocial dysfunction

Convert F41.0 to ICD-9-CM

• 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): Revised code
  • New description: Panic disorder [episodic paroxysmal anxiety]
  • 2017 description: Panic disorder [episodic paroxysmal anxiety] without agoraphobia
• 2019 (effective 10/1/2018): No change
• 2020 (effective 10/1/2019): No change
• 2021 (effective 10/1/2020): No change

• Type 1 Excludes: F40.01
  ICD-10-CM Diagnosis Code F40.01

  Agoraphobia with panic disorder

  2016 2017 2018 2019 2020 2021 Billable/Specific Code

  Applicable To

  • Panic disorder with agoraphobia

  Type 1 Excludes

  • panic disorder without agoraphobia (F41.0)

• Anxiety F41.9
  ICD-10-CM Diagnosis Code F41.9

  Anxiety disorder, unspecified

  2016 2017 2018 2019 2020 2021 Billable/Specific Code

  Applicable To

  • Anxiety NOS
  • episodic paroxysmal F41.0
  • panic type F41.0
• Attack, attacks
  • panic F41.0
• Disorder (of) - see also Disease
  • panic F41.0
• Neurosis, neurotic F48.9
  ICD-10-CM Diagnosis Code F48.9

  Nonpsychotic mental disorder, unspecified

  2016 2017 2018 2019 2020 2021 Billable/Specific Code

  Applicable To

  • Neurosis NOS
  • anxiety (state) F41.1
    ICD-10-CM Diagnosis Code F41.1

    Generalized anxiety disorder

    2016 2017 2018 2019 2020 2021 Billable/Specific Code

    Applicable To

    • Anxiety neurosis
    • Anxiety reaction
    • Anxiety state
    • Overanxious disorder

    Type 2 Excludes

    • neurasthenia (F48.8)
    • panic type F41.0
• Panic (attack) (state) F41.0
• State (of)
  • panic F41.0

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