AHA Coding Clinic® for ICD-10-CM and ICD-10-PCS - 2021 Issue 4; ICD-10-CM New/Revised Codes
Non-Radiographic Axial Spondyloarthritis
New codes were created in category M45, Ankylosing spondylitis, to identify non-radiographic axial spondyloarthritis as follows: 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...
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Article Overview
This article covers newly added ICD-10-CM coding for non-radiographic axial spondyloarthritis and explains the clinical context behind the update. It is useful for coders, CDI staff, and clinicians who need to understand how this condition is identified, how it is discussed in relation to ankylosing spondylitis and other inflammatory disorders, and why the new code set supports better tracking of affected patients.
Why This Topic Matters
The article matters because it highlights a new ICD-10-CM category for a distinct patient population and describes the broader clinical picture that supports accurate documentation and reporting. It helps readers understand the topic’s relevance for diagnosis tracking and classification within inflammatory spinal disease.
What You Will Learn
- What non-radiographic axial spondyloarthritis is in broad clinical terms
- How the condition relates to other forms of spondyloarthritis
- Why newly created diagnosis codes were added for this condition
- Which general symptoms and associated conditions are discussed
- How the condition differs from radiographic disease in imaging-based terms
Who Should Read This
- Medical coders
- Clinical documentation improvement specialists
- Physicians
- Rheumatology practices
- Health information management professionals
Codes Discussed
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