Ankylosing spondylitis lumbar region
Billable / specificHCC V28 93
M45.6 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.
Inclusion terms
Includes (from M45)
- Note: Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
Excludes1
Not coded here — never report together with this code.
Excludes2
Not included here — may be reported together when both conditions exist.
- arthropathic psoriasis (L40.5-) (from M45)
- certain conditions originating in the perinatal period (P04-P96) (from M45)
- certain infectious and parasitic diseases (A00-B99) (from M45)
- compartment syndrome (traumatic) (T79.A-) (from M45)
- complications of pregnancy, childbirth and the puerperium (O00-O9A) (from M45)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) (from M45)
- endocrine, nutritional and metabolic diseases (E00-E88) (from M45)
- injury, poisoning and certain other consequences of external causes (S00-T88) (from M45)
- neoplasms (C00-D49) (from M45)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from M45)
- Behçet's disease (M35.2) (from M45)
Also known as
- Spondylitis, ankylosing, lumbar region
Parent code
- M45Ankylosing spondylitisHeader
Related codes
- M45.0Ankylosing spondylitis of multiple sites in spineBillable
- M45.1Ankylosing spondylitis of occipito-atlanto-axial regionBillable
- M45.2Ankylosing spondylitis of cervical regionBillable
- M45.3Ankylosing spondylitis of cervicothoracic regionBillable
- M45.4Ankylosing spondylitis of thoracic regionBillable
- M45.5Ankylosing spondylitis of thoracolumbar regionBillable
- M45.7Ankylosing spondylitis of lumbosacral regionBillable
- M45.8Ankylosing spondylitis sacral and sacrococcygeal regionBillable
- M45.9Ankylosing spondylitis of unspecified sites in spineBillable
- M45.ANon-radiographic axial spondyloarthritisHeader