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F84.3

Billable

Other childhood disintegrative disorder

F84.3 is the ICD-10-CM code for Other childhood disintegrative disorder. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
F01-F99
Parent
F84
Edition
FY2026

F01-F99 Mental, Behavioral and Neurodevelopmental disorders

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What this means — in plain language

MedlinePlus · NIH

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. But it's not always easy to know when your child has a serious problem. Everyday stresses can cause changes in your child's behavior. For example, getting a new brother or sister or going to a new school may cause a child…

Read more about Child Mental Health at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Includes

  • •Dementia infantilis
  • •Disintegrative psychosis
  • •Heller's syndrome
  • •Symbiotic psychosis

Excludes1 — not coded here

  • •Asperger's syndrome (F84.5)
  • •Autistic disorder (F84.0)
  • •Rett's syndrome (F84.2)

Use additional code

  • •code to identify any associated neurological condition.

Medications indicated for this condition

FDA labeling

Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.

Conditions mapped to this code

MedlinePlus · NIH
AutismRett SyndromeChild Mental HealthAutism Spectrum Disorder

Plain-language health-topic references grounded in MedlinePlus (NIH/NLM).

Benefits & assistance programs

Federal & state

Assistance programs whose eligibility maps to this condition's category. Informational only — eligibility is determined by the administering agency.

Frequently asked questions

What is ICD-10 code F84.3?
F84.3 is the ICD-10-CM code for "Other childhood disintegrative disorder". It falls under F01-F99 Mental, Behavioral and Neurodevelopmental disorders.
Is F84.3 a billable code?
Yes — F84.3 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from F84.3?
Excludes1 (not coded here): Asperger's syndrome (F84.5); Autistic disorder (F84.0); Rett's syndrome (F84.2).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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