2026 ICD-10-CM Diagnosis Code F41.0Panic disorder [episodic paroxysmal anxiety]

ICD-10-CM Codes›F01–F99›F40-F48›F41

ICD-10-CM F41.0
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

F41.0 is a billable ICD-10-CM diagnosis code for panic disorder [episodic paroxysmal anxiety]. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Anxiety and fear-related disorders.

Code Identity

ICD-10-CM Code
F41.0
Billable Status
Yes — Valid for Submission
Code Describes
Panic disorder [episodic paroxysmal anxiety]
Short Description
Panic disorder [episodic paroxysmal anxiety]
Same as the full description in the CMS dataset.
Parent Code
F41
Other anxiety disorders

Code Classification

ChapterF01–F99Mental and behavioural disorders
SectionF40-F48Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders
CategoryF41Other anxiety disorders
This CodeF41.0Panic disorder [episodic paroxysmal anxiety]

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Non-situational panic attack
  • Panic
  • Panic attack
  • Panic disorder
  • Panic disorder without agoraphobia
  • Panic disorder without agoraphobia with mild panic attacks
  • Panic disorder without agoraphobia with moderate panic attacks
  • Panic disorder without agoraphobia with panic attacks in full remission
  • Panic disorder without agoraphobia with panic attacks in partial remission
  • Panic disorder without agoraphobia with severe panic attacks
  • Severe anxiety
  • Situational panic attack

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Inclusion Terms

  • Panic attack
  • Panic state

Type 1 Excludes

  • panic disorder with agoraphobia F40.01

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Anxiety
      • episodic paroxysmal
    • Anxiety
      • panic type
    • Attack, attacks
      • panic
    • Disorder(of)
      • panic
    • Neurosis, neurotic
      • anxiety (state)
        • panic type
    • Panic(attack) (state)
    • State(of)
      • panic

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR MBD005
Anxiety and fear-related disorders
Default principal diagnosis: inpatient Yes · outpatient Yes

Clinical InformationClinical

  • Panic Disorder

    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.

  • Agoraphobia without a History of Panic Disorder

    an anxiety disorder characterized by agoraphobia in the absence of a history of panic attacks; the individual fears incapacitation or humiliation in open, public places or situations due to panic-like symptoms rather than a full-blown panic attack.

  • Panic Disorder

    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.

  • Panic Disorder with Agoraphobia

    a disorder in which an individual experiences recurrent, unexpected panic attacks and persistent concern about having additional panic attacks. agoraphobia is a component of this 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.

  • Panic Attack

    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.

Patient EducationClinical

Anxiety

Anxiety is a feeling of fear, dread, and uneasiness. It might cause you to sweat, feel restless and tense, and have a rapid heartbeat. It can be a normal reaction to stress. For example, you might feel anxious when faced with a difficult problem at work, before taking a test, or before making an important decision.

The full article covers:

  • What is anxiety?
  • What are anxiety disorders?
  • What are the types of anxiety disorders?
  • What causes anxiety disorders?
  • Who is at risk for anxiety disorders?
  • What are the symptoms of anxiety disorders?
  • How are anxiety disorders diagnosed?
  • What are the treatments for anxiety disorders?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert F41.0 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
300.01 Panic dis w/o agorphobia
Exact Match The mapping is direct, with no qualifiers.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About F41.0Overview

Is F41.0 (Other anxiety disorders) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report panic disorder [episodic paroxysmal anxiety] on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What is the ICD-9 equivalent of F41.0?

Under the General Equivalence Mappings, panic disorder [episodic paroxysmal anxiety] converts to ICD-9-CM 300.01 (panic dis w/o agorphobia). The mapping is a direct match.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.