M45.A5: Non-radiographic axial spondyloarthritis of thoracolumbar region
M45.A5 is a billable, specific ICD-10-CM code for non-radiographic axial spondyloarthritis of thoracolumbar region. It is valid for submission on a claim.
Check M45.A5 with the rest of the claim: free scrubberExcludes1 inherited from the categories above M45.A5
A category’s note binds every code beneath it.
Excludes2 inherited from the categories above M45.A5
Not part of this code, but both may be coded when both are present.
Other codes that can never be billed with M45.A5
Their own Excludes1 notes name this code, so the conflict is not listed above.
Risk adjustment
M45.A5 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:
- HCC 93 Rheumatoid Arthritis and Other Specified Inflammatory Rheumatic Disorders0.617 RAF
Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score. Look up the whole chart to see which of its HCCs the hierarchy would zero.
Medicare coverage
M45.A5 is named in 11 Medicare coverage policies: 4 listing it as supporting medical necessity, and 7 listing it as NOT covered. Which one applies depends on your Medicare contractor.
- A58865Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered
- A58883Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered
- A58893Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered
- A59374Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered
Alphabetic index entries that lead here
- Spondyloarthritis›axial›non-radiographic›thoracolumbar
Code history
Unchanged in every release from FY2024 to FY2027.
Other codes under M45.A
- M45.A0Non-radiographic axial spondyloarthritis of unspecified sites in spine
- M45.A1Non-radiographic axial spondyloarthritis of occipito-atlanto-axial region
- M45.A2Non-radiographic axial spondyloarthritis of cervical region
- M45.A3Non-radiographic axial spondyloarthritis of cervicothoracic region
- M45.A4Non-radiographic axial spondyloarthritis of thoracic region
- M45.A6Non-radiographic axial spondyloarthritis of lumbar region
- M45.A7Non-radiographic axial spondyloarthritis of lumbosacral region
- M45.A8Non-radiographic axial spondyloarthritis of sacral and sacrococcygeal region
- M45.ABNon-radiographic axial spondyloarthritis of multiple sites in spine