F63.9 Impulse disorder, unspecified

Billable ICD-10-CM code, FY2026.

Applicable to

• Impulse control disorder NOS

Applies from F63 Impulse disorders

Excludes2 (not included here)

• habitual excessive use of alcohol or psychoactive substances (F10-F19)
• impulse disorders involving sexual behavior (F65.-)

Risk adjustment (HCC)

• RxHCC V08: HCC 133 — Anxiety and Other Psychiatric Disorders

MS-DRG index

Defines the logic of DRG(s) 886 in MDC 19.

Approximate ICD-9-CM (GEMs)

• 312.30 Impulse control disorder, unspecified

Diagnosis Index entries for F63.9

• Disorder (of) › conduct (childhood) › compulsive
• Disorder (of) › habit (and impulse)
• Disorder (of) › impulse (control)
• Disturbance (s) › conduct › compulsive

Nearby codes

• F63.2 Kleptomania
• F63.3 Trichotillomania
• F63.8 Other impulse disorders
• F63.81 Intermittent explosive disorder
• F63.89 Other impulse disorders
• F63.9 Impulse disorder, unspecified (this code)