F63.89 — Other impulse disorders
F63.89 is a billable, specific ICD-10-CM code for other impulse disorders. It is valid for submission on a claim.
Risk adjustment
F63.89 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Medicare coverage
F63.89 is named in 6 Medicare coverage policies — 5 listing it as supporting medical necessity, and 1 listing it as NOT covered. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A52434Health and Behavior Assessment/Intervention – Medical Policy Articlenot covered
- A57130Billing and Coding: Psychiatric Codes
- A57480Billing and Coding: Psychiatry and Psychology Services
- A57520Billing and Coding: Psychiatric Diagnostic Evaluation and Psychotherapy Services
How F63.89 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to F63.89.
- Disorder›habit›specified NEC
Related codes at this level
Codes that share F63.8. If F63.89 is not quite right, the correct code is usually one of these.
Questions about F63.89
- Is F63.89 a billable ICD-10-CM code?
- Yes. F63.89 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does F63.89 sit in the tabular list?
- Mental, Behavioral and Neurodevelopmental disorders (F01-F99), in the block Disorders of adult personality and behavior (F60-F69).