M34Header code — not billable

Systemic sclerosis [scleroderma]

Chapter
13. Diseases of the musculoskeletal system and connective tissue
Category
M34
Effective date
October 1, 2026

Related codes in category M34

Frequently asked questions

What is ICD-10 code M34?

M34 is an ICD-10-CM diagnosis code for Systemic sclerosis [scleroderma].

Is M34 a billable code?

No. M34 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is M34 in?

M34 falls under Chapter 13: Diseases of the musculoskeletal system and connective tissue.

When did M34 become effective?

M34 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to M34?

M34 belongs to category M34, which includes 9 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.