ICD-10-CM A48.3 is the diagnosis code for Toxic shock syndrome. This code falls under the section "Other bacterial diseases" within Chapter 1 — Certain infectious and parasitic diseases (A00-B99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions should never be coded at the same time as A48.3. They are mutually exclusive:
Understanding where A48.3 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, A48.3 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
A48.3 is the ICD-10-CM diagnosis code for "Toxic shock syndrome". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of A48.3 is A48 ("Other bacterial diseases, not elsewhere classified"). A48.3 provides a more specific classification within this category.
A48.3 is located in Section A30-A49 — "Other bacterial diseases" within Chapter 1 of the ICD-10-CM Tabular List.
Use A48.3 when the patients documented diagnosis matches "Toxic shock syndrome" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Toxic shock syndrome is A48.3.
Yes, A48.3 can be used as a primary diagnosis code since it is billable and specific.
A48.3 is in Chapter 1 of the ICD-10-CM Tabular List.
Type 1 Excludes for A48.3 include: endotoxic shock NOS (R57.8); sepsis NOS (A41.9).
Yes, A48.3 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.