F19
Non-billableOther psychoactive substance related disorders
F19 is the ICD-10-CM code for Other psychoactive substance related disorders. It is a non-billable category code — use a more specific child code such as F19.1 for billing.
- Status
- Header (non-billable)
- Chapter
- F01-F99
- Subcodes
- 3
- Edition
- FY2026
F01-F99 Mental, Behavioral and Neurodevelopmental disorders
This category should be used when two or more psychoactive substances are known to be involved, but it is impossible to assess which substance is contributing most to the disorders. It should also be used when the exact identity of some or even all the psychoactive substances being used is uncertain or unknown, since many multiple drug users themselves often do not know the details of what they are taking.
What this means — in plain language
MedlinePlus · NIHWhat are drugs? Drugs are chemical substances that can change how your body and mind work. They include prescription medicines, over-the-counter medicines , alcohol , tobacco , and illegal drugs. What is drug use? Drug use, or misuse, includes: Using illegal substances, such as: Anabolic steroids Club drugs Cocaine Heroin Inhalants Marijuana Methamphetamines Misusing prescription medicines , including opioids . This…
Read more about Drug Use and Addiction at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Includes
- •polysubstance drug use (indiscriminate drug use)
Conditions mapped to this code
MedlinePlus · NIHPlain-language health-topic references grounded in MedlinePlus (NIH/NLM).
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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