F19 Other psychoactive substance related disorders
The ICD-10-CM code for Other psychoactive substance related disorders is F19 (FY2026). It is a non-billable category code — select a more specific code below for claims.
Classification
- Section
- F10-F19: Mental and behavioral disorders due to psychoactive substance use (F10-F19)
- Category F19
- 79 codes (63 billable)
- FY2026 Status
- Stable since FY2024
Official Coding Guidelines
Criteria for assigning “in remission” codes (F10-F19)1) In Remission Selection of codes describing “in remission” for categories F10-F19, Mental and behavioral disorders due to psychoactive substance use (categories F10-F19 with -.11, -.21, -.91) requires the provider’s clinical judgment and are assigned only on the basis of provider documentation (as defined in the Official Guidelines for Coding and Reporting), unless otherwise instructed by the classification.
Assign O99.32 + secondary F11-F16/F18-F19 for drug use3) Drug use during pregnancy, childbirth and the puerperium Codes under subcategory O99.32, Drug use complicating pregnancy, childbirth, and the puerperium, should be assigned for any pregnancy case when a patient uses drugs during the pregnancy or postpartum. This can involve illegal drugs, or inappropriate use or abuse of prescription drugs. Secondary code(s) from categories F11-F16 and F18-F19 should also be assigned to identify manifestations of the drug use.
Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026