F63.81 Intermittent explosive disorder

Billable ICD-10-CM code, FY2026.

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) 883 in MDC 19.

Approximate ICD-9-CM (GEMs)

• 312.34 Intermittent explosive disorder (approximate)
• 312.35 Isolated explosive disorder (approximate)

Diagnosis Index entries for F63.81

• Disorder (of) › intermittent explosive

Nearby codes

• F63.0 Pathological gambling
• F63.1 Pyromania
• F63.2 Kleptomania
• F63.3 Trichotillomania
• F63.8 Other impulse disorders
• F63.81 Intermittent explosive disorder (this code)
• F63.89 Other impulse disorders
• F63.9 Impulse disorder, unspecified