M45Non-billable (header)

Ankylosing spondylitis

Sub-codes of M45(11)

M45 is a non-billable header. Select a sub-code to bill.

M45.0Ankylosing spondylitis of multiple sites in spine✓ BillableM45.1Ankylosing spondylitis of occipito-atlanto-axial region✓ BillableM45.2Ankylosing spondylitis of cervical region✓ BillableM45.3Ankylosing spondylitis of cervicothoracic region✓ BillableM45.4Ankylosing spondylitis of thoracic region✓ BillableM45.5Ankylosing spondylitis of thoracolumbar region✓ BillableM45.6Ankylosing spondylitis lumbar region✓ BillableM45.7Ankylosing spondylitis of lumbosacral region✓ BillableM45.8Ankylosing spondylitis sacral and sacrococcygeal region✓ BillableM45.9Ankylosing spondylitis of unspecified sites in spine✓ BillableM45.ANon-radiographic axial spondyloarthritisHeader

Inclusion Terms

✗ Excludes 1(Not coded here)

  • •arthropathy in Reiter's disease (M02.3-)
  • •juvenile (ankylosing) spondylitis (M08.1)

⚠ Excludes 2(Not included here)

  • •Behçet's disease (M35.2)

Code Hierarchy

┌13Diseases of the musculoskeletal system and connective tissue (M00-M99)├M45-M49Spondylopathies (M45-M49)├M45Ankylosing spondylitis
└M45Ankylosing spondylitis

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