T57.1X
Toxic effect of phosphorus and its compounds
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T57.1X needs more characters to be billable. Pick the specific code below.
- T57.1X1Toxic effect of phosphorus and its compounds, accidental (unintentional)More levels
- T57.1X2Toxic effect of phosphorus and its compounds, intentional self-harmMore levels
- T57.1X3Toxic effect of phosphorus and its compounds, assaultMore levels
- T57.1X4Toxic effect of phosphorus and its compounds, undeterminedMore levels
This code does not map to a risk-adjusting HCC in the loaded models.
Coding notes
Excludes 1 never coded together · Excludes 2 may co-exist
organophosphate insecticides (T60.0)
The appropriate 7th character is to be added to each code from category T57
| Character | Meaning |
|---|---|
| A | initial encounter |
| D | subsequent encounter |
| S | sequela |
contact with and (suspected) exposure to toxic substances (Z77.-)
code(s): for all associated manifestations of toxic effect, such as: respiratory conditions due to external agents (J60-J70) personal history of foreign body fully removed (Z87.821) to identify any retained foreign body, if applicable (Z18.-)
When no intent is indicated code to accidental. Undetermined intent is only for use when there is specific documentation in the record that the intent of the toxic effect cannot be determined.
code to identify any retained foreign body, if applicable (Z18.-)
Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes. (T07-T88) Injury, poisoning and certain other consequences of external causes (T07-T88) (T20-T32) Burns and corrosions (T20-T32) Includes: burns (thermal) from electrical heating appliances burns (thermal) from electricity burns (thermal) from flame burns (thermal) from friction burns (thermal) from hot air and hot gases burns (thermal) from hot objects burns (thermal) from lightning burns (thermal) from radiation chemical burn [corrosion] (external) (internal) scalds Excludes2: erythema [dermatitis] ab igne (L59.0) radiation-related disorders of the skin and subcutaneous tissue (L55-L59) sunburn (L55.-)
Official Guidelines for T57.1X
FY 2026 ›Subsections
- I.C.19.aApplication of 7th Characters in Chapter 19
- I.C.19.bCoding of Injuries
- I.C.19.cCoding of Traumatic Fractures
- I.C.19.dCoding of Burns and Corrosions
- I.C.19.eAdverse Effects, Poisoning, Underdosing and Toxic Effects
- I.C.19.fAdult and child abuse, neglect and other maltreatment
- I.C.19.gComplications of care
Sections that reference T57.1X
- I.C.19.eAdverse Effects, Poisoning, Underdosing and Toxic Effects
Codes in categories T36-T65 are combination codes that include the substance that was taken as well as the intent. …
- I.C.19.e.5)(d)Toxic Effects
… The toxic effect codes are in categories T51-T65. When coding a toxic effect, assign the toxic effect code first, followed by codes for all associated manifestations of the …
Sections whose FY 2026 text names T57.1X, its T57 category, or a range containing it — the chapter guidance above is the authoritative source.