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Compare/F19 vs F55

F19 vs F55

F19 (Other psychoactive substance related disorders) compared with F55 (Abuse of non-psychoactive substances), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Can these codes be reported together?

Yes, when both are documented. F55 carries an Excludes2 note covering F19: “abuse of psychoactive substances (F10-F19)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Side by side

F19Other psychoactive substance related disordersF55Abuse of non-psychoactive substances
Billing statusNon-billable header

Report instead: F19.10, F19.11, F19.120, F19.121, F19.122

Non-billable header

Report instead: F55.0, F55.1, F55.2, F55.3, F55.4

ClassificationF01-F99 — Mental, Behavioral and Neurodevelopmental Disorders (F01-F99)F01-F99 — Mental, Behavioral and Neurodevelopmental Disorders (F01-F99)
DefinitionOther psychoactive substance related disorders is a non-billable ICD-10-CM category code (F19).Abuse of non-psychoactive substances is a non-billable ICD-10-CM category code (F55).
Includes
polysubstance drug use (indiscriminate drug use)
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Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources