F55

Non-billable

Abuse of non-psychoactive substances

F55 is the ICD-10-CM code for Abuse of non-psychoactive substances. It is a non-billable category code — use a more specific child code such as F55.0 for billing.

Status
Header (non-billable)
Chapter
F01-F99
Subcodes
6
Edition
FY2026

F01-F99 Mental, Behavioral and Neurodevelopmental disorders

A wide variety of medicaments and folk remedies may be involved, but the particularly important groups are: (a) psychotropic drugs that do not produce dependence, such as antidepressants, (b) laxatives, and (c) analgesics that may be purchased without medical prescription, such as aspirin and paracetamol. Persistent use of these substances often involves unnecessary contacts with medical professionals or supporting staff, and is sometimes accompanied by harmful physical effects of the substances. Attempts to dissuade or forbid the use of the substance are often met with resistance; for laxatives and analgesics this may be in spite of warnings about (or even the development of) physical harm such as renal dysfunction or electrolyte disturbances. Although it is usually clear that the patient has a strong motivation to take the substance, dependence or withdrawal symptoms do not develop as in the case of the psychoactive substances specified in F10-F19.

Excludes2 — not included here

  • abuse of psychoactive substances (F10-F19)

Frequently asked questions

What is ICD-10 code F55?
F55 is the ICD-10-CM code for "Abuse of non-psychoactive substances". It falls under F01-F99 Mental, Behavioral and Neurodevelopmental disorders.
Is F55 a billable code?
No — F55 is a non-billable header code. Use a more specific child code (such as F55.0) for billing.
What are the subcodes of F55?
F55 has 6 more specific child codes, including F55.0, F55.1, F55.2.

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

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