Category · M45-M49
M45Ankylosing spondylitis
22 codes in this category
M45Ankylosing spondylitisHeaderM45.0Ankylosing spondylitis of multiple sites in spineBillableM45.1Ankylosing spondylitis of occipito-atlanto-axial regionBillableM45.2Ankylosing spondylitis of cervical regionBillableM45.3Ankylosing spondylitis of cervicothoracic regionBillableM45.4Ankylosing spondylitis of thoracic regionBillableM45.5Ankylosing spondylitis of thoracolumbar regionBillableM45.6Ankylosing spondylitis lumbar regionBillableM45.7Ankylosing spondylitis of lumbosacral regionBillableM45.8Ankylosing spondylitis sacral and sacrococcygeal regionBillableM45.9Ankylosing spondylitis of unspecified sites in spineBillableM45.ANon-radiographic axial spondyloarthritisHeaderM45.A0Non-radiographic axial spondyloarthritis of unspecified sites in spineBillableM45.A1Non-radiographic axial spondyloarthritis of occipito-atlanto-axial regionBillableM45.A2Non-radiographic axial spondyloarthritis of cervical regionBillableM45.A3Non-radiographic axial spondyloarthritis of cervicothoracic regionBillableM45.A4Non-radiographic axial spondyloarthritis of thoracic regionBillableM45.A5Non-radiographic axial spondyloarthritis of thoracolumbar regionBillableM45.A6Non-radiographic axial spondyloarthritis of lumbar regionBillableM45.A7Non-radiographic axial spondyloarthritis of lumbosacral regionBillableM45.A8Non-radiographic axial spondyloarthritis of sacral and sacrococcygeal regionBillableM45.ABNon-radiographic axial spondyloarthritis of multiple sites in spineBillable