M34
Non-Billable

Systemic sclerosis [scleroderma]

Non-Billable / Non-Specific Code

What is Systemic sclerosis [scleroderma]?

ICD-10-CM M34 is the diagnosis code for Systemic sclerosis [scleroderma]. This code falls under the section "Systemic connective tissue disorders" 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.

⛔ Excludes1

Coding Guidelines for M34

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as M34. They are mutually exclusive:

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

ICD-10-CM Code Hierarchy

Understanding where M34 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 5 entries
M34.0Progressive systemic sclerosisBillableM34.1CR(E)ST syndromeBillableM34.2Systemic sclerosis induced by drug and chemicalBillableM34.8Other forms of systemic sclerosisNon-BillableM34.81Systemic sclerosis with lung involvementBillableM34.82Systemic sclerosis with myopathyBillableM34.83Systemic sclerosis with polyneuropathyBillableM34.89Other systemic sclerosisBillableM34.9Systemic sclerosis, unspecifiedBillable
Related Codes

Frequently Asked Questions

Is M34 a billable ICD-10-CM code?

No, M34 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does M34 mean?

M34 is the ICD-10-CM diagnosis code for "Systemic sclerosis [scleroderma]". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is M34 in?

M34 is located in Section M30-M36 — "Systemic connective tissue disorders" within Chapter 13 of the ICD-10-CM Tabular List.

What are the sub-codes of M34?

M34 has 5 sub-code(s) that provide more specific detail: M34.0, M34.1, M34.2, M34.8, M34.9.

When should I use M34?

Use M34 when the patients documented diagnosis matches "Systemic sclerosis [scleroderma]" 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 Systemic sclerosis [scleroderma]?

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

Can M34 be used for primary diagnosis?

No, M34 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is M34 in?

M34 is in Chapter 13 of the ICD-10-CM Tabular List.

What conditions are excluded from M34?

Type 1 Excludes for M34 include: circumscribed scleroderma (L94.0); neonatal scleroderma (P83.88).

Is M34 valid for 2026?

Yes, M34 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousM33.99Dermatopolymyositis, unspecified with other organ involvementNext →M34.0Progressive systemic sclerosis
Code Details
M34
Systemic sclerosis [scleroderma]
Non-Billable / Non-Specific Code
13 — Diseases of the musculoskeletal system and connective tissue (M00-M99)
M30-M36 — Systemic connective tissue disorders
2026 ICD-10-CM