F15.91 — Other stimulant use, unspecified, in remission
F15.91 is a billable, specific ICD-10-CM code for other stimulant use, unspecified, in remission. It is valid for submission on a claim.
Risk adjustment
F15.91 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
F15.91 is named in 11 Medicare coverage policies — 8 listing it as supporting medical necessity, and 3 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
- A56562Billing and Coding: Health and Behavior Assessment/Interventionnot covered
- A59718Billing and Coding: Opioid Treatment Programsnot covered
- A56614Billing and Coding: Psychiatric Inpatient Hospitalization
How F15.91 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 F15.91.
- Use›stimulant NEC›in remission
Related codes at this level
Codes that share F15.9. If F15.91 is not quite right, the correct code is usually one of these.
- F15.90Other stimulant use, unspecified, uncomplicated
- F15.92Other stimulant use, unspecified with intoxication
- F15.93Other stimulant use, unspecified with withdrawal
- F15.94Other stimulant use, unspecified with stimulant-induced mood disorder
- F15.95Other stimulant use, unspecified with stimulant-induced psychotic disorder
- F15.98Other stimulant use, unspecified with other stimulant-induced disorder
- F15.99Other stimulant use, unspecified with unspecified stimulant-induced disorder
Questions about F15.91
- Is F15.91 a billable ICD-10-CM code?
- Yes. F15.91 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does F15.91 sit in the tabular list?
- Mental, Behavioral and Neurodevelopmental disorders (F01-F99), in the block Mental and behavioral disorders due to psychoactive substance use (F10-F19).