M452026
Non-billable
Ankylosing spondylitis
Frequently Asked Questions
Code Hierarchy
Spondylopathies (M45-M49)
M45
Ankylosing spondylitis...multiple sites in spine
...occipito-atlanto-axial region
...cervical region
...cervicothoracic region
...thoracic region
...thoracolumbar region
...lumbar region
...lumbosacral region
...sacral and sacrococcygeal region
...unspecified sites in spine
Non-radiographic axial spondyloarthritis
Other inflammatory spondylopathies
Spondylosis
Other spondylopathies
...diseases classified elsewhere
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Related MS-DRGs
Official Guidelines
Chapter 13: Diseases of the Musculoskeletal System
Official coding guidelines for M00-M99