2027 ICD-10-CM Diagnosis Code F40.01Agoraphobia with panic disorder

ICD-10-CM Codes›F01–F99›F40-F48›F40

ICD-10-CM F40.01
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

F40.01 is a billable ICD-10-CM diagnosis code for agoraphobia with panic disorder. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 882. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Anxiety and fear-related disorders.

F40.01 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

ICD-10-CM Code
F40.01
Billable Status
Yes — Valid for Submission
Code Describes
Agoraphobia with panic disorder
Short Description
Agoraphobia with panic disorder
Same as the full description in the CMS dataset.
Parent Code
F40.0
Agoraphobia

Code Classification

ChapterF01–F99Mental and behavioural disorders
SectionF40-F48Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders
CategoryF40Phobic anxiety disorders
This CodeF40.01Agoraphobia with panic disorder

Medicare Risk Adjustment (HCC)Billing

F40.01 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.

CMS-HCC V28 (Medicare Advantage Payment Model)
Not mapped
no payment category in the model that pays 100% of MA risk scores
Prior Model (CMS-HCC V24)
Not mapped under V24
this diagnosis newly risk-adjusts under the V28 model
Part D (RxHCC)
RxHCC 133 — Anxiety and Other Psychiatric Disorders
also risk-adjusts in the Part D prescription drug model (V08)

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.

  • Agoraphobia with panic attacks
  • Panic disorder with agoraphobia
  • Panic disorder with agoraphobia AND mild panic attacks
  • Panic disorder with agoraphobia AND moderate panic attacks
  • Panic disorder with agoraphobia AND panic attacks in full remission
  • Panic disorder with agoraphobia AND panic attacks in partial remission
  • Panic disorder with agoraphobia AND severe panic attacks
  • Panic disorder with agoraphobia, agoraphobic avoidance in full remission AND mild panic attacks
  • Panic disorder with agoraphobia, agoraphobic avoidance in full remission AND moderate panic attacks
  • Panic disorder with agoraphobia, agoraphobic avoidance in full remission AND panic attacks in full remission
  • Panic disorder with agoraphobia, agoraphobic avoidance in full remission AND panic attacks in partial remission
  • Panic disorder with agoraphobia, agoraphobic avoidance in full remission AND severe panic attacks
  • Panic disorder with agoraphobia, agoraphobic avoidance in partial remission AND mild panic attacks
  • Panic disorder with agoraphobia, agoraphobic avoidance in partial remission AND moderate panic attacks
  • Panic disorder with agoraphobia, agoraphobic avoidance in partial remission AND panic attacks in full remission
  • Panic disorder with agoraphobia, agoraphobic avoidance in partial remission AND panic attacks in partial remission
  • Panic disorder with agoraphobia, agoraphobic avoidance in partial remission AND severe panic attacks
  • Panic disorder with agoraphobia, mild agoraphobic avoidance AND mild panic attacks
  • Panic disorder with agoraphobia, mild agoraphobic avoidance AND moderate panic attacks
  • Panic disorder with agoraphobia, mild agoraphobic avoidance AND panic attacks in full remission
  • Panic disorder with agoraphobia, mild agoraphobic avoidance AND panic attacks in partial remission
  • Panic disorder with agoraphobia, mild agoraphobic avoidance AND severe panic attacks
  • Panic disorder with agoraphobia, moderate agoraphobic avoidance AND mild panic attacks
  • Panic disorder with agoraphobia, moderate agoraphobic avoidance AND moderate panic attacks
  • Panic disorder with agoraphobia, moderate agoraphobic avoidance AND panic attacks in full remission
  • Panic disorder with agoraphobia, moderate agoraphobic avoidance AND panic attacks in partial remission
  • Panic disorder with agoraphobia, moderate agoraphobic avoidance AND severe panic attacks
  • Panic disorder with agoraphobia, severe agoraphobic avoidance AND mild panic attacks
  • Panic disorder with agoraphobia, severe agoraphobic avoidance AND moderate panic attacks
  • Panic disorder with agoraphobia, severe agoraphobic avoidance AND panic attacks in full remission
  • Panic disorder with agoraphobia, severe agoraphobic avoidance AND panic attacks in partial remission
  • Panic disorder with agoraphobia, severe agoraphobic avoidance AND severe panic attacks

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to F40.01: its own notes plus those printed at 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.

From Chapter 5 (F01-F99) Mental and behavioural disorders applies to 872 codes
  • 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 disorder with agoraphobia

Excludes1

Not coded here: the excluded code is never reported together with this one, unless the two conditions are unrelated.

  • panic disorder without agoraphobia (F41.0)

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.

From Chapter 5 (F01-F99) Mental and behavioural disorders applies to 872 codes
  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)

Source: CMS ICD-10-CM Tabular List. How to read instructional notes.

Referenced in Other NotesGuidance

Instructional notes printed at other codes that name F40.01, its category, or a range that includes it.

Excludes1 1

These codes carry an Excludes1 note naming F40.01: they are not reported together with it, unless the two conditions are unrelated.

  • F41.0 Panic disorder [episodic paroxysmal anxiety]
    panic disorder with agoraphobia (F40.01)

Excludes2 3

These codes carry an Excludes2 note naming F40.01: 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 condition
    anxiety disorders, not due to known physiological condition or unspecified (F40.-, F41.-) names F40.-, which includes this code
  • F90 Attention-deficit hyperactivity disorders
    anxiety disorders (F40.-, F41.-) names F40.-, which includes this code
  • F93.0 Separation anxiety disorder of childhood
    nonpsychotic mental disorders (F40-F48) names F40-F48, which includes this code

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

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

  • Agoraphobia

    obsessive, persistent, intense fear of places or situations from which escape might be difficult or embarrassing.

Patient EducationClinical

Panic Disorder

Panic disorder is a type of anxiety disorder. It causes repeated panic attacks, which are sudden periods of intense fear, discomfort, or a sense of losing control. These attacks happen even though there is no real danger. They often cause physical symptoms.

The full article covers:

  • What is panic disorder?
  • What causes panic disorder?
  • Who is more likely to develop panic disorder?
  • What are the symptoms of panic disorder?
  • How is panic disorder diagnosed?
  • What are the treatments for panic disorder?

Read the full article at MedlinePlus

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

Convert F40.01 to ICD-9-CMHistory

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

ICD-9-CM
300.21 Agoraphobia w panic dis
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 2017–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About F40.01Overview

What is the ICD-10 code for agoraphobia with panic disorder?

The ICD-10-CM code for agoraphobia with panic disorder is F40.01 (sometimes written as F4001). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

Is F40.01 (Agoraphobia) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report agoraphobia with panic disorder on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

What MS-DRG does F40.01 group to?

When agoraphobia with panic disorder is the principal diagnosis on an inpatient stay, it groups to MS-DRG 882 (neuroses Except Depressive), which carries a relative weight of 0.9953. Higher weights mean higher Medicare reimbursement.

Can F40.01 be reported with F41.0?

Not as a rule. The Excludes1 note on F40.01 lists "panic disorder without agoraphobia (F41.0)". 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 F40.01?

Under the General Equivalence Mappings, agoraphobia with panic disorder converts to ICD-9-CM 300.21 (agoraphobia w panic dis). The mapping is a direct match.

Does F40.01 risk-adjust for Medicare Advantage payment?

Not for Medicare Advantage: F40.01 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).