2025
ICD-10-CM
Diagnosis
Code

T50.A1 Poisoning by, adverse effect of and underdosing of pertussis vaccine, including combinations with a pertussis component

Non-billable
2016–2025

T50.A1 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Poisoning by, adverse effect of and underdosing of pertussis vaccine, including combinations with a pertussis component.

Codes

T50.A11
Poisoning by pertussis vaccine, including combinations with a pertussis component, accidental (unintentional)
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T50.A12
Poisoning by pertussis vaccine, including combinations with a pertussis component, intentional self-harm
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T50.A13
Poisoning by pertussis vaccine, including combinations with a pertussis component, assault
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T50.A14
Poisoning by pertussis vaccine, including combinations with a pertussis component, undetermined
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T50.A15
Adverse effect of pertussis vaccine, including combinations with a pertussis component
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T50.A16
Underdosing of pertussis vaccine, including combinations with a pertussis component
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Versions

2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code