2026 ICD-10-CM Diagnosis Code T55Toxic effect of soaps and detergents
T55 is a non-billable ICD-10-CM category code for toxic effect of soaps and detergents, so it cannot be submitted on claims. Use a more specific code from this category instead, such as T55.0X1A, T55.0X1D, T55.0X1S, and T55.0X2A.
Code Identity
Code Classification
Specific Coding for Toxic effect of soaps and detergentsOverview
Coding GuidelinesGuidance
The appropriate 7th character is to be added to each code from block Toxic effect of soaps and detergents (T55). Use the following options for the applicable episode of care:
- A - initial encounter
- D - subsequent encounter
- S - sequela
Source: ICD-10-CM Official Guidelines for Coding and Reporting, FY 2026, published by CMS and the National Center for Health Statistics.
Tabular List NotesGuidance
Coding notes and annotation back-references applicable to this code.
7th Character Note
- The appropriate 7th character is to be added to each code from category T55
7th Character
- A - initial encounter
- D - subsequent encounter
- S - sequela
Certain ICD-10-CM categories have applicable 7th characters. The applicable 7th character is required for all codes within the category, or as the notes in the Tabular List instruct. The 7th character must always be the 7th character in the data field. If a code that requires a 7th character is not 6 characters, a placeholder X must be used to fill in the empty characters.
Indicates that a seventh character is to be assigned to codes in a subcategory.
Patient EducationClinical
Household Products
The products you use for cleaning, carpentry, auto repair, gardening, and many other household uses can contain ingredients that can harm you, your family, and the environment. These include :
Read the full article at MedlinePlus
Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.
Code HistoryHistory
Questions About T55Overview
Is T55 (Toxic effect of soaps and detergents) a billable code?
No. This is a category header that groups the codes for toxic effect of soaps and detergents, and headers cannot be submitted on claims. Claims for toxic effect of soaps and detergents need a more specific code from this category, such as T55.0X1A, T55.0X1D, and T55.0X1S.
