2026 ICD-10-CM Diagnosis Code F44.2Dissociative stupor

ICD-10-CM Codes›F01–F99›F40-F48›F44

ICD-10-CM F44.2
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

F44.2 is a billable ICD-10-CM diagnosis code for dissociative stupor. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). Coders also document this condition as clouded consciousness. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Trauma- and stressor-related disorders.

Code Identity

ICD-10-CM Code
F44.2
Billable Status
Yes — Valid for Submission
Code Describes
Dissociative stupor
Short Description
Dissociative stupor
Same as the full description in the CMS dataset.
Parent Code
F44
Dissociative and conversion disorders

Code Classification

ChapterF01–F99Mental and behavioural disorders
SectionF40-F48Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders
CategoryF44Dissociative and conversion disorders
This CodeF44.2Dissociative stupor

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Clouded consciousness
  • Dissociative stupor
  • Psychogenic stupor
  • Stupor

Tabular List NotesGuidance

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

Type 1 Excludes

Type 2 Excludes

  • catatonic disorder due to known physiological condition F06.1
  • depressive stupor F32 F33
  • manic stupor F30 F31

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.

    • Catalepsy(hysterical)
    • Postures, hysterical
    • Stupor(catatonic)
      • dissociative
    • Stupor(catatonic)
      • psychogenic (anergic)

Clinical ClassificationClinical

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

CCSR MBD007
Trauma- and stressor-related disorders
Default principal diagnosis: inpatient Yes · outpatient Yes

Clinical InformationClinical

  • Hepatic Encephalopathy

    a syndrome characterized by central nervous system dysfunction in association with liver failure, including portal-systemic shunts. clinical features include lethargy and confusion (frequently progressing to coma); asterixis; nystagmus, pathologic; brisk oculovestibular reflexes; decorticate and decerebrate posturing; muscle spasticity; and bilateral extensor plantar reflexes (see reflex, babinski). electroencephalography may demonstrate triphasic waves. (from adams et al., principles of neurology, 6th ed, pp1117-20; plum & posner, diagnosis of stupor and coma, 3rd ed, p222-5)

  • Stupor

    a state of reduced sensibility and response to stimuli which is distinguished from coma in that the person can be aroused by vigorous and repeated stimulation. the person is still conscious and can make voluntary movements. it can be induced by central nervous system agents. the word derives from latin stupere and is related to stunned, stupid, dazed or lethargy.

Patient EducationClinical

Mental Disorders

Mental disorders (or mental illnesses) are conditions that affect your thinking, feeling, mood, and behavior. They may happen over a short period of time or come and go. Some can be chronic (long-lasting). They can affect your ability to relate to others and function each day..

The full article covers:

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

Read the full article at MedlinePlus

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

Convert F44.2 to ICD-9-CMHistory

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

ICD-9-CM
300.19 Factitious ill NEC/NOS
Approximate The match is approximate rather than exact.

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 F44.2Overview

Is F44.2 (Dissociative and conversion disorders) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report dissociative stupor on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What is the ICD-9 equivalent of F44.2?

Under the General Equivalence Mappings, dissociative stupor converts to ICD-9-CM 300.19 (factitious ill NEC/NOS). The mapping is approximate, so confirm the match fits the documentation.

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.