M45.A is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Non-radiographic axial spondyloarthritis.
Codes
M45.A0
Non-radiographic axial spondyloarthritis of unspecified sites in spine
M45.A1
Non-radiographic axial spondyloarthritis of occipito-atlanto-axial region
M45.A2
Non-radiographic axial spondyloarthritis of cervical region
M45.A3
Non-radiographic axial spondyloarthritis of cervicothoracic region
M45.A4
Non-radiographic axial spondyloarthritis of thoracic region
M45.A5
Non-radiographic axial spondyloarthritis of thoracolumbar region
M45.A6
Non-radiographic axial spondyloarthritis of lumbar region
M45.A7
Non-radiographic axial spondyloarthritis of lumbosacral region
M45.A8
Non-radiographic axial spondyloarthritis of sacral and sacrococcygeal region
M45.AB
Non-radiographic axial spondyloarthritis of multiple sites in spine
Versions
2025
No changes
2024
No changes
2023
No changes
2022
New code