M49.81
✓ Billable
Spondylopathy in diseases classified elsewhere, occipito-atlanto-axial region
ICD-10-CM · FY2026 · Diseases of the Musculoskeletal System and Connective Tissue
Code
M49.81
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Musculoskeletal System and Connective Tissue
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code M49.81?
ICD-10-CM code M49.81 represents Spondylopathy in diseases classified elsewhere, occipito-atlanto-axial region. It is a billable diagnosis code in the Diseases of the Musculoskeletal System and Connective Tissue chapter, effective October 1, 2025 – September 30, 2026.
Is M49.81 billable?
Yes. M49.81 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is M49.81 in?
M49.81 belongs to the Diseases of the Musculoskeletal System and Connective Tissue chapter (M00–M99) of ICD-10-CM.
Related codes in the M49 category
M49
Spondylopathies in diseases classified elsewhere
Non-billable
M49.8
Spondylopathy in diseases classified elsewhere
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M49.80
Spondylopathy in diseases classified elsewhere, site unspecified
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M49.82
Spondylopathy in diseases classified elsewhere, cervical region
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M49.83
Spondylopathy in diseases classified elsewhere, cervicothoracic region
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M49.84
Spondylopathy in diseases classified elsewhere, thoracic region
Billable
M49.85
Spondylopathy in diseases classified elsewhere, thoracolumbar region
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M49.86
Spondylopathy in diseases classified elsewhere, lumbar region
Billable
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