ICD-10-CM code · FY2027

F89 Unspecified disorder of psychological development

BillableValid for claims as a specific diagnosis code

About F89

Code: F89
Billable: Yes
Short description: Unspecified disorder of psychological development
Block: F80-F89 Pervasive and specific developmental disorders
Chapter: 5 Mental, Behavioral and Neurodevelopmental disorders
Code set: FY2027, October 1, 2026 to September 30, 2027

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Coding notes for F89

Applicable to Other names for conditions reported with this code.

Developmental disorder NOS
Neurodevelopmental disorder NOS

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)

Other categories in F80-F89

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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.