ICD-10-CM T50.A11S
Updated 3/12/2025
Reviewed by Nathan Liu, MD

Poisoning by pertussis vaccine, including combinations with a pertussis component, accidental (unintentional), sequela

Description

This code refers to the ongoing effects resulting from an unintentional overdose of a pertussis vaccine. It differs from related codes by indicating that the patient is experiencing sequela, rather than being in the initial or subsequent encounter stages of treatment for the poisoning event.

Code Crosswalks

No crosswalks found.

Alternate Codes

No alternates found.

Billed With Codes

No codes found here.

Sources

We make no claims to ownership of the coding systems referenced on this platform. Codes and descriptions are produced from claims and chargemaster data available through the CMS-9915-F Transparency in Coverage Final Rule and via state or federal datasets. This service is provided solely as a reference to encourage use of these codes in our chargemaster review and automated billing tools, so that healthcare professionals can understand and correctly report these codes in their claims.

Federal and State Datasets

  • ICD-10 Files, Centers for Medicare & Medicaid Services (CMS)
  • ICD-10 (2019 Data), World Health Organization (WHO)