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F63.9

F63.9: Impulse disorder, unspecified

Billable / specific codeICD-10-CM

F63.9 is a billable, specific ICD-10-CM code for impulse disorder, unspecified. It is valid for submission on a claim.

Check F63.9 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Impulse control disorder NOS

Excludes2 inherited from the categories above F63.9

Not part of this code, but both may be coded when both are present.

Written on F63: Impulse disorders

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

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

F63.9 is named in 6 Medicare coverage policies: 5 listing it as supporting medical necessity, and 1 listing it as NOT covered. Which one applies depends on your Medicare contractor.

  • A52434Health and Behavior Assessment/Intervention – Medical Policy Articlenot covered
  • A56937Billing and Coding: Psychiatry and Psychology Services
  • A57065Billing and Coding: Outpatient Psychiatry and Psychology Services
  • A57480Billing and Coding: Psychiatry and Psychology Services

Alphabetic index entries that lead here

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

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under F63

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.