M99 is a non-billable/non-specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Biomechanical lesions, not elsewhere classified.
Notes
This category should not be used if the condition can be classified elsewhere.
Codes
M99.0
Segmental and somatic dysfunction
M99.1
Subluxation complex (vertebral)
M99.2
Subluxation stenosis of neural canal
M99.3
Osseous stenosis of neural canal
M99.4
Connective tissue stenosis of neural canal
M99.5
Intervertebral disc stenosis of neural canal
M99.6
Osseous and subluxation stenosis of intervertebral foramina
M99.7
Connective tissue and disc stenosis of intervertebral foramina
M99.8
Other biomechanical lesions
M99.9
Biomechanical lesion, unspecified
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
No changes
2016
New code