M51.8
Non-Billable

Other thoracic, thoracolumbar and lumbosacral intervertebral disc disorders

Non-Billable / Non-Specific Code

What is Other thoracic, thoracolumbar and lumbosacral intervertebral disc disorders?

ICD-10-CM M51.8 is the diagnosis code for Other thoracic, thoracolumbar and lumbosacral intervertebral disc disorders. This code falls under the section "Other dorsopathies" within Chapter 13 — Diseases of the musculoskeletal system and connective tissue (M00-M99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for M51.8

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where M51.8 sits in the ICD-10-CM classification helps ensure proper coding:

Current CodeM51.8 — Other thoracic, thoracolumbar and lumbosacral intervertebral disc disorders
Sub-Codes 4 entries
M51.84Other intervertebral disc disorders, thoracic regionBillableM51.85Other intervertebral disc disorders, thoracolumbar regionBillableM51.86Other intervertebral disc disorders, lumbar regionBillableM51.87Other intervertebral disc disorders, lumbosacral regionBillable
Related Codes

Frequently Asked Questions

Is M51.8 a billable ICD-10-CM code?

No, M51.8 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does M51.8 mean?

M51.8 is the ICD-10-CM diagnosis code for "Other thoracic, thoracolumbar and lumbosacral intervertebral disc disorders". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of M51.8?

The parent code of M51.8 is M51 ("Thoracic, thoracolumbar, and lumbosacral intervertebral disc disorders"). M51.8 provides a more specific classification within this category.

What section is M51.8 in?

M51.8 is located in Section M50-M54 — "Other dorsopathies" within Chapter 13 of the ICD-10-CM Tabular List.

What are the sub-codes of M51.8?

M51.8 has 4 sub-code(s) that provide more specific detail: M51.84, M51.85, M51.86, M51.87.

When should I use M51.8?

Use M51.8 when the patients documented diagnosis matches "Other thoracic, thoracolumbar and lumbosacral intervertebral disc disorders" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Other thoracic, thoracolumbar and lumbosacral intervertebral disc disorders?

The ICD-10-CM code for Other thoracic, thoracolumbar and lumbosacral intervertebral disc disorders is M51.8.

Can M51.8 be used for primary diagnosis?

No, M51.8 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is M51.8 in?

M51.8 is in Chapter 13 of the ICD-10-CM Tabular List.

Is M51.8 valid for 2026?

Yes, M51.8 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousM51.47Schmorl's nodes, lumbosacral regionNext →M51.84Other intervertebral disc disorders, thoracic region
Code Details
M51.8
Other thoracic, thoracolumbar and lumbosacral intervertebral disc disorders
Non-Billable / Non-Specific Code
13 — Diseases of the musculoskeletal system and connective tissue (M00-M99)
M50-M54 — Other dorsopathies
2026 ICD-10-CM