ICD-10-CM code · FY2027

F98.4 Stereotyped movement disorders

BillableValid for claims as a specific diagnosis code

About F98.4

Code
F98.4
Billable
Yes
Short description
Stereotyped movement disorders
Category
F98 Other behavioral and emotional disorders with onset usually occurring in childhood and adolescence
Block
F90-F98 Behavioral and emotional disorders with onset usually occurring in childhood and adolescence
Chapter
5 Mental, Behavioral and Neurodevelopmental disorders
Code set
FY2027, October 1, 2026 to September 30, 2027
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Coding notes for F98.4

Applicable to Other names for conditions reported with this code.

  • Stereotype/habit disorder

Excludes1 Not coded here: never report these together with this code (use the code given instead).

  • abnormal involuntary movements (R25.-)

Excludes2 Not part of this condition, but a patient can have both: report both codes when both apply.

  • compulsions in obsessive-compulsive disorder (F42.-)
  • hair plucking (F63.3)
  • movement disorders of organic origin (G20-G25)
  • nail-biting (F98.8)
  • nose-picking (F98.8)
  • stereotypies that are part of a broader psychiatric condition (F01-F95)
  • thumb-sucking (F98.8)
  • tic disorders (F95.-)
  • trichotillomania (F63.3)

Also applies, from F98 Other behavioral and emotional disorders with onset usually occurring in childhood and adolescence

Excludes2 Not part of this condition, but a patient can have both: report both codes when both apply.

  • breath-holding spells (R06.89)
  • gender identity disorder of childhood (F64.2)
  • Kleine-Levin syndrome (G47.13)
  • obsessive-compulsive disorder (F42.-)
  • sleep disorders not due to a substance or known physiological condition (F51.-)
Block F90-F98 notes (apply to every code in it)

Note

  • 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
Chapter 5 notes (apply to every code in it)

Includes Conditions this code covers.

  • disorders of psychological development

Excludes2 Not part of this condition, but a patient can have both: report both codes when both apply.

  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)

Related codes in F98

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ICD-10-CM FY2027 code set, as published by the CDC National Center for Health Statistics (NCHS) and CMS, effective October 1, 2026 to September 30, 2027. Codes, titles and notes are shown as published. Check payer rules and the official guidelines before billing. This page is not medical advice.