F12.9

Non-billable

Cannabis use, unspecified

F12.9 is the ICD-10-CM code for Cannabis use, unspecified. It is a non-billable category code — use a more specific child code such as F12.90 for billing.

Status
Header (non-billable)
Chapter
F01-F99
Parent
F12
Subcodes
7
Edition
FY2026

F01-F99 Mental, Behavioral and Neurodevelopmental disorders

What this means — in plain language

MedlinePlus · NIH

What is marijuana? Marijuana is a green, brown, or gray mix of dried, crumbled parts from the marijuana plant. The plant contains chemicals which act on your brain and can change your mood or consciousness. How do people use marijuana? There are many different ways that people use marijuana, including: Rolling it up and smoking it like a cigarette or cigar Smoking it in a pipe Mixing it in food and eating it Brewing…

Read more about Marijuana at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Excludes1 — not coded here

  • cannabis abuse (F12.1-)
  • cannabis dependence (F12.2-)

Frequently asked questions

What is ICD-10 code F12.9?
F12.9 is the ICD-10-CM code for "Cannabis use, unspecified". It falls under F01-F99 Mental, Behavioral and Neurodevelopmental disorders.
Is F12.9 a billable code?
No — F12.9 is a non-billable header code. Use a more specific child code (such as F12.90) for billing.
What are the subcodes of F12.9?
F12.9 has 7 more specific child codes, including F12.90, F12.91, F12.92.
What is excluded from F12.9?
Excludes1 (not coded here): cannabis abuse (F12.1-); cannabis dependence (F12.2-).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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