C13.1 is a billable/specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Malignant neoplasm of aryepiglottic fold, hypopharyngeal aspect.
Inclusion term
Malignant neoplasm of aryepiglottic fold, marginal zone
Malignant neoplasm of aryepiglottic fold NOS
Malignant neoplasm of interarytenoid fold, marginal zone
Malignant neoplasm of interarytenoid fold NOS
Type 2 excludes
Malignant neoplasm of aryepiglottic fold or interarytenoid fold, laryngeal aspect (C32.1)
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