F84

Pervasive developmental disorders

FY2027Chapter 5: Mental, Behavioral and Neurodevelopmental disorders/F80–F89 Pervasive and specific developmental disorders

Non-billable headerNot valid on its own. Use one of the more specific codes under it.

F84 is a non-billable ICD-10-CM code category for pervasive developmental disorders. Report a more specific code from it instead. It is part of the FY2027 code set, effective October 1, 2026. The more specific codes under it are F84.0 Autistic disorder, F84.2 Rett's syndrome, F84.3 Other childhood disintegrative disorder, F84.5 Asperger's syndrome and 2 more. Its coding notes include a Code also instruction and 1 Excludes2 entry.

Code also

Two codes may be needed to describe the condition. This note gives no sequencing order.

This code
  • any associated medical condition and intellectual disabilities

Excludes2

Not included here. Both codes may be reported if the patient has both conditions.

Also from chapter/block level (1 note)
Inherited from Chapter 5 Mental, Behavioral and Neurodevelopmental disorders
  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)

Includes

Further defines or gives examples of the content of the category.

Also from chapter/block level (1 note)
Inherited from Chapter 5 Mental, Behavioral and Neurodevelopmental disorders
  • disorders of psychological development

More specific codes under F84 6