M49

Non-billable

Spondylopathies in diseases classified elsewhere

M49 is the ICD-10-CM code for Spondylopathies in diseases classified elsewhere. It is a non-billable category code — use a more specific child code such as M49.8 for billing.

Status
Header (non-billable)
Chapter
M00-M99
Subcodes
1
Edition
FY2026

M00-M99 Diseases of the musculoskeletal system and connective tissue

What this means — in plain language

MedlinePlus · NIH

Your backbone, or spine, is made up of 26 bone discs called vertebrae. The vertebrae protect your spinal cord and allow you to stand and bend. A number of problems can change the structure of the spine or damage the vertebrae and surrounding tissue. They include: Infections Injuries Tumors Conditions, such as ankylosing spondylitis and scoliosis Bone changes that come with age, such as spinal stenosis and herniated…

Read more about Spine Injuries and Disorders at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Includes

  • curvature of spine in diseases classified elsewhere
  • deformity of spine in diseases classified elsewhere
  • kyphosis in diseases classified elsewhere
  • scoliosis in diseases classified elsewhere
  • spondylopathy in diseases classified elsewhere

Excludes1 — not coded here

  • curvature of spine in tuberculosis [Pott's] (A18.01)
  • enteropathic arthropathies (M07.-)
  • gonococcal spondylitis (A54.41)
  • neuropathic [tabes dorsalis] spondylitis (A52.11)
  • neuropathic spondylopathy in syringomyelia (G95.0)
  • neuropathic spondylopathy in tabes dorsalis (A52.11)
  • nonsyphilitic neuropathic spondylopathy NEC (G98.0)
  • spondylitis in syphilis (acquired) (A52.77)
  • tuberculous spondylitis (A18.01)
  • typhoid fever spondylitis (A01.05)

Code first

  • underlying disease, such as:
  • brucellosis (A23.-)
  • Charcot-Marie-Tooth disease (G60.0)
  • enterobacterial infections (A01-A04)
  • osteitis fibrosa cystica (E21.0)

Frequently asked questions

What is ICD-10 code M49?
M49 is the ICD-10-CM code for "Spondylopathies in diseases classified elsewhere". It falls under M00-M99 Diseases of the musculoskeletal system and connective tissue.
Is M49 a billable code?
No — M49 is a non-billable header code. Use a more specific child code (such as M49.8) for billing.
What are the subcodes of M49?
M49 has 1 more specific child code, including M49.8.
What is excluded from M49?
Excludes1 (not coded here): curvature of spine in tuberculosis [Pott's] (A18.01); enteropathic arthropathies (M07.-); gonococcal spondylitis (A54.41); neuropathic [tabes dorsalis] spondylitis (A52.11).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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