2027 ICD-10-CM Diagnosis Code F41.0Panic disorder [episodic paroxysmal anxiety]
ICD-10-CM Codes›F01–F99›F40-F48›F41
- Billable — Valid for Submission
- Chronic Condition
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 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 880. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Anxiety and fear-related disorders.
F41.0 does not risk-adjust for Medicare Advantage under the CMS-HCC V28 model. It still risk-adjusts in the RxHCC Part D (V08) category 133 for payment year 2027.
Code Identity
Code Classification
Medicare Risk Adjustment (HCC)Billing
F41.0 does not risk-adjust for Medicare Advantage under the CMS-HCC V28 model, but it maps to payment categories in the other CMS models shown below.
Source: CMS Payment Year 2027 risk adjustment mappings and model software. Weights are relative factors, not dollar amounts; a beneficiary's total RAF also includes demographics and interactions. Browse all CMS-HCC categories.
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
Instructional NotesGuidance
Instructions from the official ICD-10-CM Tabular List that apply to F41.0: its own notes plus those printed at F41 and Chapter 5. A note printed at a category, block or chapter applies to every code under it.
Includes
Further defines, or gives examples of, the content of the category.
- disorders of psychological development
Applicable To
Conditions this code is used for: synonyms of the title or, for "other specified" codes, the conditions assigned to it. The list is not exhaustive.
- Panic attack
- Panic state
Excludes1
Not coded here: the excluded code is never reported together with this one, unless the two conditions are unrelated.
- panic disorder with agoraphobia (F40.01)
Excludes2
Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.
Source: CMS ICD-10-CM Tabular List. How to read instructional notes.
Referenced in Other NotesGuidance
Instructional notes printed at other codes that name F41.0, its category, or a range that includes it.
Excludes1 1
These codes carry an Excludes1 note naming F41.0: they are not reported together with it, unless the two conditions are unrelated.
- F40.01 Agoraphobia with panic disorderpanic disorder without agoraphobia (F41.0)
Excludes2 3
These codes carry an Excludes2 note naming F41.0: its condition is not part of those codes, and both may be reported when the patient has both.
- F06.4 Anxiety disorder due to known physiological conditionanxiety disorders, not due to known physiological condition or unspecified (F40.-, F41.-) names F41.-, which includes this code
- F90 Attention-deficit hyperactivity disordersanxiety disorders (F40.-, F41.-) names F41.-, which includes this code
- F93.0 Separation anxiety disorder of childhood
Index to Diseases and InjuriesGuidance
Alphabetical index entries that point to this code.
episodic paroxysmal F41.0
panic type F41.0
panic F41.0
Disorder (of) See Also: Disease;
panic F41.0
Panic (attack) (state) F41.0
panic F41.0
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
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.
Code HistoryHistory
Questions About F41.0Overview
What is the ICD-10 code for panic disorder [episodic paroxysmal anxiety]?
The ICD-10-CM code for panic disorder [episodic paroxysmal anxiety] is F41.0 (sometimes written as F410). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.
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, 2026 through September 30, 2027.
What MS-DRG does F41.0 group to?
When panic disorder [episodic paroxysmal anxiety] is the principal diagnosis on an inpatient stay, it groups to MS-DRG 880 (acute Adjustment Reaction and Psychosocial Dysfunction), which carries a relative weight of 0.9306. Higher weights mean higher Medicare reimbursement.
Can F41.0 be reported with F40.01?
Not as a rule. The Excludes1 note on F41.0 lists "panic disorder with agoraphobia (F40.01)". An Excludes1 note means the excluded code is never reported together with this one; the only exception is when the two conditions are unrelated to each other (Official Guidelines, Section I.A.12.a).
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.
Does F41.0 risk-adjust for Medicare Advantage payment?
Not for Medicare Advantage: F41.0 maps to no category in the CMS-HCC V28 model. It still risk-adjusts in the RxHCC Part D (V08) category 133 (Anxiety and Other Psychiatric Disorders).
