C33: Malignant neoplasm of trachea – 2026 ICD-10-CM Codes

C33 is a billable/specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Malignant neoplasm of trachea.

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Code to identify:

Exposure to environmental tobacco smoke (Z77.22)
Exposure to tobacco smoke in the perinatal period (P96.81)
History of tobacco dependence (Z87.891)
Occupational exposure to environmental tobacco smoke (Z57.31)
Tobacco dependence (F17.-)
Tobacco use (Z72.0)

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Versions

2026
No changes
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
Code changed
- Use additional code
  ~~code to identify:~~
  ~~exposure to environmental tobacco smoke (Z77.22)~~
  ~~exposure to tobacco smoke in the perinatal period (P96.81)~~
  ~~history of tobacco use (Z87.891)~~
  ~~occupational exposure to environmental tobacco smoke (Z57.31)~~
  ~~tobacco dependence (F17.-)~~
  ~~tobacco use (Z72.0)~~
  code to identify:
  exposure to environmental tobacco smoke (Z77.22)
  exposure to tobacco smoke in the perinatal period (P96.81)
  history of tobacco dependence (Z87.891)
  occupational exposure to environmental tobacco smoke (Z57.31)
  tobacco dependence (F17.-)
  tobacco use (Z72.0)
2016
New code

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Versions

2026

2025

2024

2023

2022

2021

2020

2019

2018

2017

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2016

Use additional code

Versions

2026

2025

2024

2023

2022

2021

2020

2019

2018

2017

Use additional code

2016