2025
ICD-10-CM
Diagnosis
Code

S21.25 Open bite of back wall of thorax without penetration into thoracic cavity

Non-billable
2016–2025

S21.25 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Open bite of back wall of thorax without penetration into thoracic cavity.

Inclusion term

Bite of back wall of thorax NOS

Type 1 excludes

Superficial bite of back wall of thorax (S20.47)

Codes

S21.251
Open bite of right back wall of thorax without penetration into thoracic cavity
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S21.252
Open bite of left back wall of thorax without penetration into thoracic cavity
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S21.259
Open bite of unspecified back wall of thorax without penetration into thoracic cavity
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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