M51.A
M51.A — Other lumbar and lumbosacral annulus fibrosus disc defects
Non-billable headerICD-10-CM
M51.A is a non-billable header ICD-10-CM code for other lumbar and lumbosacral annulus fibrosus disc defects. It cannot be billed on its own: choose one of the more specific child codes below.
Risk adjustment
M51.A does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Code to one of these instead M51.A
6 child codes. Green means billable.
- M51.A0Intervertebral annulus fibrosus defect, lumbar region, unspecified size
- M51.A1Intervertebral annulus fibrosus defect, small, lumbar region
- M51.A2Intervertebral annulus fibrosus defect, large, lumbar region
- M51.A3Intervertebral annulus fibrosus defect, lumbosacral region, unspecified size
- M51.A4Intervertebral annulus fibrosus defect, small, lumbosacral region
- M51.A5Intervertebral annulus fibrosus defect, large, lumbosacral region
Related codes at this level
Codes that share M51. If M51.A is not quite right, the correct code is usually one of these.
- M51.0Thoracic, thoracolumbar and lumbosacral intervertebral disc disorders with myelopathy
- M51.1Thoracic, thoracolumbar and lumbosacral intervertebral disc disorders with radiculopathy
- M51.2Other thoracic, thoracolumbar and lumbosacral intervertebral disc displacement
- M51.3Other thoracic, thoracolumbar and lumbosacral intervertebral disc degeneration
- M51.4Schmorl's nodes
- M51.8Other thoracic, thoracolumbar and lumbosacral intervertebral disc disorders
- M51.9Unspecified thoracic, thoracolumbar and lumbosacral intervertebral disc disorder
Questions about M51.A
- Is M51.A a billable ICD-10-CM code?
- No. M51.A is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does M51.A sit in the tabular list?
- Diseases of the musculoskeletal system and connective tissue (M00-M99), in the block Other dorsopathies (M50-M54).