M51 ICD-10-CM Code: Thoracic, thoracolumbar, and lumbosacral intervertebral disc disorders
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Official description
M51Thoracic, thoracolumbar, and lumbosacral intervertebral disc disorders
ICD-10-CM diagnosis code · United States clinical modification
Where M51 sits
- 1
Chapter 13
Diseases of the musculoskeletal system and connective tissue (M00-M99)
- 2
Section
Other dorsopathies (M50-M54)
- 3
Category M51
Thoracic, thoracolumbar, and lumbosacral intervertebral disc disorders
- 4
Code M51
Thoracic, thoracolumbar, and lumbosacral intervertebral disc disorders
Codes under M51
M51 is a non-billable category. Choose the child code that best matches the documented diagnosis.
M51.0Thoracic, thoracolumbar and lumbosacral intervertebral disc disorders with myelopathyM51.1Thoracic, thoracolumbar and lumbosacral intervertebral disc disorders with radiculopathyM51.2Other thoracic, thoracolumbar and lumbosacral intervertebral disc displacementM51.3Other thoracic, thoracolumbar and lumbosacral intervertebral disc degenerationM51.4Schmorl's nodesM51.8Other thoracic, thoracolumbar and lumbosacral intervertebral disc disordersM51.9Unspecified thoracic, thoracolumbar and lumbosacral intervertebral disc disorderM51.AOther lumbar and lumbosacral annulus fibrosus disc defectsNotes for this code
Inclusion terms
No inclusion terms are listed for M51.
Code first
No “code first” instruction is listed for M51.
Use additional code
No “use additional code” instruction is listed for M51.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for M51.
Excludes2
Conditions not included here that may be reported separately when present.
- cervical and cervicothoracic disc disorders (M50.-)
- sacral and sacrococcygeal disorders (M53.3)
Source and release
- Data release
- U.S. ICD-10-CM · FY 2027
- Effective date
- Oct 1, 2026
- Publisher
- Vero Scribe Inc.
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Frequently asked questions
What does ICD-10-CM code M51 mean?
M51 is the FY 2027 U.S. ICD-10-CM code for “Thoracic, thoracolumbar, and lumbosacral intervertebral disc disorders.”
Is M51 a billable or specific ICD-10-CM code?
No. M51 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is M51 located in ICD-10-CM?
M51 is listed in Chapter 13, Diseases of the musculoskeletal system and connective tissue (M00-M99), within Other dorsopathies (M50-M54) (M50–M54), under category M51, Thoracic, thoracolumbar, and lumbosacral intervertebral disc disorders.
What coding notes are listed for M51?
No inclusion terms are listed for M51 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. Excludes2 notes: cervical and cervicothoracic disc disorders (M50.-); sacral and sacrococcygeal disorders (M53.3).