2027 ICD-10-CM Diagnosis Code F94.9Childhood disorder of social functioning, unspecified

ICD-10-CM Codes›F01–F99›F90-F98›F94

ICD-10-CM F94.9
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

F94.9 is a billable ICD-10-CM diagnosis code for childhood disorder of social functioning, unspecified. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 886. Coders also document this condition as childhood or adolescent disorder of social functioning. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Neurodevelopmental disorders.

Code Identity

ICD-10-CM Code
F94.9
Billable Status
Yes — Valid for Submission
Code Describes
Childhood disorder of social functioning, unspecified
Short Description
Childhood disorder of social functioning, unspecified
Same as the full description in the CMS dataset.
Parent Code
F94
Disorders of social functioning with onset specific to childhood and adolescence

Code Classification

ChapterF01–F99Mental and behavioural disorders
SectionF90-F98Behavioral and emotional disorders with onset usually occurring in childhood and adolescence
CategoryF94Disorders of social functioning with onset specific to childhood and adolescence
This CodeF94.9Childhood disorder of social functioning, unspecified

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Childhood or adolescent disorder of social functioning
  • Developmental delay in social skills

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to F94.9: its own notes plus those printed at block F90-F98 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.

From Chapter 5 (F01-F99) Mental and behavioural disorders applies to 872 codes
  • disorders of psychological development

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)

Notes

General instructions on how these codes are used.

From Block F90-F98 Behavioral and emotional disorders with onset usually occurring in childhood and adolescence applies to 33 codes
  • Codes within categories F90-F98 may be used regardless of the age of a patient. These disorders generally have onset within the childhood or adolescent years, but may continue throughout life or not be diagnosed until adulthood

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

Referenced in Other NotesGuidance

Instructional notes printed at other codes that name F94.9, its category, or a range that includes it.

Notes 1

These notes mention F94.9.

  • Block F90-F98 Behavioral and emotional disorders with onset usually occurring in childhood and adolescence
    Codes within categories F90-F98 may be used regardless of the age of a patient. These disorders generally have onset within the childhood or adolescent years, but may continue throughout life or not be diagnosed until adulthood names F90-F98, 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 MBD014
Neurodevelopmental disorders
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Child Mental Health

It's important to recognize and treat mental illnesses in children early on. Once mental illness develops, it becomes a regular part of your child's behavior. This makes it more difficult to treat.

Read the full article at MedlinePlus

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

Convert F94.9 to ICD-9-CMHistory

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

ICD-9-CM
313.89 Emotional dis child NEC
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 2017–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About F94.9Overview

What is the ICD-10 code for childhood disorder of social functioning, unspecified?

The ICD-10-CM code for childhood disorder of social functioning, unspecified is F94.9 (sometimes written as F949). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

Is F94.9 a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report childhood disorder of social functioning, unspecified on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

What MS-DRG does F94.9 group to?

When childhood disorder of social functioning, unspecified is the principal diagnosis on an inpatient stay, it groups to MS-DRG 886 (behavioral and Developmental Disorders), which carries a relative weight of 1.6455. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of F94.9?

Under the General Equivalence Mappings, childhood disorder of social functioning, unspecified converts to ICD-9-CM 313.89 (emotional dis child NEC). The mapping is approximate, so confirm the match fits the documentation.