F19.90 — Other psychoactive substance use, unspecified, uncomplicated
F19.90 is a billable, specific ICD-10-CM code for other psychoactive substance use, unspecified, uncomplicated. It is valid for submission on a claim.
Risk adjustment
F19.90 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
F19.90 is named in 7 Medicare coverage policies — 6 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
- A56645Billing and Coding: Controlled Substance Monitoring and Drugs of Abuse Testing
- A56818Billing and Coding: Urine Drug Testing
- A57130Billing and Coding: Psychiatric Codes
How F19.90 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 F19.90.
- Use›drug NEC(s)
- Use›nonprescribed drugs
- Use›patent medicines
- Use›psychoactive drug NEC
Related codes at this level
Codes that share F19.9. If F19.90 is not quite right, the correct code is usually one of these.
- F19.91Other psychoactive substance use, unspecified, in remission
- F19.92Other psychoactive substance use, unspecified with intoxication
- F19.93Other psychoactive substance use, unspecified with withdrawal
- F19.94Other psychoactive substance use, unspecified with psychoactive substance-induced mood disorder
- F19.95Other psychoactive substance use, unspecified with psychoactive substance-induced psychotic disorder
- F19.96Other psychoactive substance use, unspecified with psychoactive substance-induced persisting amnestic disorder
- F19.97Other psychoactive substance use, unspecified with psychoactive substance-induced persisting dementia
- F19.98Other psychoactive substance use, unspecified with other psychoactive substance-induced disorders
- F19.99Other psychoactive substance use, unspecified with unspecified psychoactive substance-induced disorder
Questions about F19.90
- Is F19.90 a billable ICD-10-CM code?
- Yes. F19.90 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does F19.90 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).