ICD-10-CM
M51.A3: Intervertebral annulus fibrosus defect, lumbosacral region, unspecified size
A billable ICD-10-CM diagnosis code.
Source: CDC ICD-10-CM FY2027 order file dated June 16, 2026. Publisher page
- Kind
- Billable code
- Category
- M51
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Nearby codes
A header groups codes and is not billed. A billable code is one you can report.
- M51.A0Intervertebral annulus fibrosus defect, lumbar region, unspecified sizeBillable
- M51.A1Intervertebral annulus fibrosus defect, small, lumbar regionBillable
- M51.A2Intervertebral annulus fibrosus defect, large, lumbar regionBillable
- M51.A4Intervertebral annulus fibrosus defect, small, lumbosacral regionBillable
- M51.A5Intervertebral annulus fibrosus defect, large, lumbosacral regionBillable
It's the public CDC file. Check the current ICD-10-CM guidelines before you code.
Code first
The CDC tabular list says to report the code named here before this one.
Code first, if applicable, lumbosacral disc herniation (M51.17, M51.27)
Excludes2
Excludes2 means the other condition can be reported with this one when both are documented.
From M51. A note on a category applies to every code under it.