T54 Toxic effect of corrosive substances
ICD-10-CM category T54 sits in Chapter 20 (External causes of morbidity, V00-Y99). It contains 60 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.
Subcategories
T54.0 Toxic effects of phenol and phenol homologuesT54.0X Toxic effects of phenol and phenol homologuesT54.0X1 Toxic effect of phenol and phenol homologues, accidentalT54.0X2 Toxic effect of phenol and phenol homologues, self-harmT54.0X3 Toxic effect of phenol and phenol homologues, assaultT54.0X4 Toxic effect of phenol and phenol homologues, undeterminedT54.1 Toxic effects of other corrosive organic compoundsT54.1X Toxic effects of other corrosive organic compoundsT54.1X1 Toxic effect of corrosive organic compounds, accidentalT54.1X2 Toxic effect of corrosive organic compounds, self-harmT54.1X3 Toxic effect of other corrosive organic compounds, assaultT54.1X4 Toxic effect of corrosive organic compounds, undeterminedT54.2 Toxic effects of corrosive acids and acid-like substancesT54.2X Toxic effects of corrosive acids and acid-like substancesT54.2X1 Toxic effect of corrosive acids and acid-like substnc, accT54.2X2 Toxic effect of corrosv acids and acid-like substnc, slf-hrmT54.2X3 Toxic effect of corrosv acids and acid-like substnc, assaultT54.2X4 Toxic effect of corrosive acids and acid-like substnc, undetT54.3 Toxic effects of corrosive alkalis and alk-like substancesT54.3X Toxic effects of corrosive alkalis and alk-like substancesT54.3X1 Toxic effect of corrosive alkalis and alk-like substnc, accT54.3X2 Toxic eff of corrosv alkalis and alk-like substnc, slf-hrmT54.3X3 Toxic effect of corrosv alkalis and alk-like substnc, assltT54.3X4 Toxic effect of corrosv alkalis and alk-like substnc, undetT54.9 Toxic effects of unspecified corrosive substanceT54.91 Toxic effect of unsp corrosive substance, accidentalT54.92 Toxic effect of unsp corrosive substance, self-harmT54.93 Toxic effect of unspecified corrosive substance, assaultT54.94 Toxic effect of unsp corrosive substance, undetermined
Billable codes in T54
| Code | Description |
|---|---|
T54.0X1A | Toxic effect of phenol and phenol homologues, accidental (unintentional), initial encounter |
T54.0X1D | Toxic effect of phenol and phenol homologues, accidental (unintentional), subsequent encounter |
T54.0X1S | Toxic effect of phenol and phenol homologues, accidental (unintentional), sequela |
T54.0X2A | Toxic effect of phenol and phenol homologues, intentional self-harm, initial encounter |
T54.0X2D | Toxic effect of phenol and phenol homologues, intentional self-harm, subsequent encounter |
T54.0X2S | Toxic effect of phenol and phenol homologues, intentional self-harm, sequela |
T54.0X3A | Toxic effect of phenol and phenol homologues, assault, initial encounter |
T54.0X3D | Toxic effect of phenol and phenol homologues, assault, subsequent encounter |
T54.0X3S | Toxic effect of phenol and phenol homologues, assault, sequela |
T54.0X4A | Toxic effect of phenol and phenol homologues, undetermined, initial encounter |
T54.0X4D | Toxic effect of phenol and phenol homologues, undetermined, subsequent encounter |
T54.0X4S | Toxic effect of phenol and phenol homologues, undetermined, sequela |
T54.1X1A | Toxic effect of other corrosive organic compounds, accidental (unintentional), initial encounter |
T54.1X1D | Toxic effect of other corrosive organic compounds, accidental (unintentional), subsequent encounter |
T54.1X1S | Toxic effect of other corrosive organic compounds, accidental (unintentional), sequela |
T54.1X2A | Toxic effect of other corrosive organic compounds, intentional self-harm, initial encounter |
T54.1X2D | Toxic effect of other corrosive organic compounds, intentional self-harm, subsequent encounter |
T54.1X2S | Toxic effect of other corrosive organic compounds, intentional self-harm, sequela |
T54.1X3A | Toxic effect of other corrosive organic compounds, assault, initial encounter |
T54.1X3D | Toxic effect of other corrosive organic compounds, assault, subsequent encounter |
T54.1X3S | Toxic effect of other corrosive organic compounds, assault, sequela |
T54.1X4A | Toxic effect of other corrosive organic compounds, undetermined, initial encounter |
T54.1X4D | Toxic effect of other corrosive organic compounds, undetermined, subsequent encounter |
T54.1X4S | Toxic effect of other corrosive organic compounds, undetermined, sequela |
T54.2X1A | Toxic effect of corrosive acids and acid-like substances, accidental (unintentional), initial encounter |
T54.2X1D | Toxic effect of corrosive acids and acid-like substances, accidental (unintentional), subsequent encounter |
T54.2X1S | Toxic effect of corrosive acids and acid-like substances, accidental (unintentional), sequela |
T54.2X2A | Toxic effect of corrosive acids and acid-like substances, intentional self-harm, initial encounter |
T54.2X2D | Toxic effect of corrosive acids and acid-like substances, intentional self-harm, subsequent encounter |
T54.2X2S | Toxic effect of corrosive acids and acid-like substances, intentional self-harm, sequela |
T54.2X3A | Toxic effect of corrosive acids and acid-like substances, assault, initial encounter |
T54.2X3D | Toxic effect of corrosive acids and acid-like substances, assault, subsequent encounter |
T54.2X3S | Toxic effect of corrosive acids and acid-like substances, assault, sequela |
T54.2X4A | Toxic effect of corrosive acids and acid-like substances, undetermined, initial encounter |
T54.2X4D | Toxic effect of corrosive acids and acid-like substances, undetermined, subsequent encounter |
T54.2X4S | Toxic effect of corrosive acids and acid-like substances, undetermined, sequela |
T54.3X1A | Toxic effect of corrosive alkalis and alkali-like substances, accidental (unintentional), initial encounter |
T54.3X1D | Toxic effect of corrosive alkalis and alkali-like substances, accidental (unintentional), subsequent encounter |
T54.3X1S | Toxic effect of corrosive alkalis and alkali-like substances, accidental (unintentional), sequela |
T54.3X2A | Toxic effect of corrosive alkalis and alkali-like substances, intentional self-harm, initial encounter |
T54.3X2D | Toxic effect of corrosive alkalis and alkali-like substances, intentional self-harm, subsequent encounter |
T54.3X2S | Toxic effect of corrosive alkalis and alkali-like substances, intentional self-harm, sequela |
T54.3X3A | Toxic effect of corrosive alkalis and alkali-like substances, assault, initial encounter |
T54.3X3D | Toxic effect of corrosive alkalis and alkali-like substances, assault, subsequent encounter |
T54.3X3S | Toxic effect of corrosive alkalis and alkali-like substances, assault, sequela |
T54.3X4A | Toxic effect of corrosive alkalis and alkali-like substances, undetermined, initial encounter |
T54.3X4D | Toxic effect of corrosive alkalis and alkali-like substances, undetermined, subsequent encounter |
T54.3X4S | Toxic effect of corrosive alkalis and alkali-like substances, undetermined, sequela |
T54.91XA | Toxic effect of unspecified corrosive substance, accidental (unintentional), initial encounter |
T54.91XD | Toxic effect of unspecified corrosive substance, accidental (unintentional), subsequent encounter |
T54.91XS | Toxic effect of unspecified corrosive substance, accidental (unintentional), sequela |
T54.92XA | Toxic effect of unspecified corrosive substance, intentional self-harm, initial encounter |
T54.92XD | Toxic effect of unspecified corrosive substance, intentional self-harm, subsequent encounter |
T54.92XS | Toxic effect of unspecified corrosive substance, intentional self-harm, sequela |
T54.93XA | Toxic effect of unspecified corrosive substance, assault, initial encounter |
T54.93XD | Toxic effect of unspecified corrosive substance, assault, subsequent encounter |
T54.93XS | Toxic effect of unspecified corrosive substance, assault, sequela |
T54.94XA | Toxic effect of unspecified corrosive substance, undetermined, initial encounter |
T54.94XD | Toxic effect of unspecified corrosive substance, undetermined, subsequent encounter |
T54.94XS | Toxic effect of unspecified corrosive substance, undetermined, sequela |
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