2027 ICD-10-CM Diagnosis Code F48.2Pseudobulbar affect

ICD-10-CM Codes›F01–F99›F40-F48›F48

ICD-10-CM F48.2
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

F48.2 is a billable ICD-10-CM diagnosis code for pseudobulbar affect. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 56 through 57. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Neurocognitive disorders.

Code Identity

ICD-10-CM Code
F48.2
Billable Status
Yes — Valid for Submission
Code Describes
Pseudobulbar affect
Short Description
Pseudobulbar affect
Same as the full description in the CMS dataset.
Parent Code
F48
Other nonpsychotic mental disorders

Code Classification

ChapterF01–F99Mental and behavioural disorders
SectionF40-F48Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders
CategoryF48Other nonpsychotic mental disorders
This CodeF48.2Pseudobulbar affect

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Pseudobulbar affect
  • Pseudobulbar symptom
  • Uncontrolled behavior

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to F48.2: 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.

  • Involuntary emotional expression disorder

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)

Code First

The underlying condition named in the note is sequenced before this code.

  • underlying cause, if known, such as:
  • amyotrophic lateral sclerosis (G12.21)
  • multiple sclerosis (G35-)
  • sequelae of cerebrovascular disease (I69.-)
  • sequelae of traumatic intracranial injury (S06.-)

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

Referenced in Other NotesGuidance

Instructional notes printed at other codes that name F48.2, its category, or a range that includes it.

Excludes2 1

These codes carry an Excludes2 note naming F48.2: its condition is not part of those codes, and both may be reported when the patient has both.

  • 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 NVS011
Neurocognitive disorders
Default principal diagnosis: inpatient Yes · outpatient Yes

Clinical InformationClinical

  • Pseudobulbar Affect

    a condition that is characterized by episodes of sudden uncontrollable and inappropriate laughing or crying. it can result from certain neurological conditions or injuries that may impact the way the brain controls emotions.

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 F48.2 to ICD-9-CMHistory

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

ICD-9-CM
310.81 Pseudobulbar affect
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 F48.2Overview

What is the ICD-10 code for pseudobulbar affect?

The ICD-10-CM code for pseudobulbar affect is F48.2 (sometimes written as F482). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

Is F48.2 (Other nonpsychotic mental disorders) a billable code?

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

What MS-DRG does F48.2 group to?

When pseudobulbar affect is the principal diagnosis on an inpatient stay, it groups to MS-DRG 57, 56, with relative weights from 1.2835 to 2.2649 depending on complications. Higher weights mean higher Medicare reimbursement.

What is coded first with F48.2?

The Code First note reads: underlying cause, if known, such as: amyotrophic lateral sclerosis (G12.21); multiple sclerosis (G35-); sequelae of cerebrovascular disease (I69.-); sequelae of traumatic intracranial injury (S06.-). When one of these applies, it is sequenced before F48.2.

What is the ICD-9 equivalent of F48.2?

Under the General Equivalence Mappings, pseudobulbar affect converts to ICD-9-CM 310.81 (pseudobulbar affect). The mapping is a direct match.