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M34

Non-billable

Systemic sclerosis [scleroderma]

M34 is the ICD-10-CM code for Systemic sclerosis [scleroderma]. It is a non-billable category code — use a more specific child code such as M34.0 for billing.

Status
Header (non-billable)
Chapter
M00-M99
Subcodes
5
Edition
FY2026

M00-M99 Diseases of the musculoskeletal system and connective tissue

What this means — in plain language

MedlinePlus · NIH

What is scleroderma? Scleroderma means "hard skin." It's the name of an autoimmune disease that causes inflammation and thickening in the skin and other areas of the body. This inflammation causes you to have areas of tight, hard skin. Scleroderma may affect just one area of your body, or it can affect many systems in your body. What are the types of scleroderma? There are two main types of scleroderma: Localized…

Read more about Scleroderma at MedlinePlus ↗
Systemic scleroderma ↗

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

Excludes1 — not coded here

  • •circumscribed scleroderma (L94.0)
  • •neonatal scleroderma (P83.88)

Frequently asked questions

What is ICD-10 code M34?
M34 is the ICD-10-CM code for "Systemic sclerosis [scleroderma]". It falls under M00-M99 Diseases of the musculoskeletal system and connective tissue.
Is M34 a billable code?
No — M34 is a non-billable header code. Use a more specific child code (such as M34.0) for billing.
What are the subcodes of M34?
M34 has 5 more specific child codes, including M34.0, M34.1, M34.2.
What is excluded from M34?
Excludes1 (not coded here): circumscribed scleroderma (L94.0); neonatal scleroderma (P83.88).

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

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