2026 ICD-10-CM Diagnosis Code M34.83Systemic sclerosis with polyneuropathy

ICD-10-CM Codes›M00–M99›M30-M36›M34

ICD-10-CM M34.83
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

M34.83 is a billable ICD-10-CM diagnosis code for systemic sclerosis with polyneuropathy. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). Coders also document this condition as polyneuropathy due to systemic sclerosis. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Polyneuropathies and Systemic lupus erythematosus and connective tissue disorders.

Code Identity

ICD-10-CM Code
M34.83
Billable Status
Yes — Valid for Submission
Code Describes
Systemic sclerosis with polyneuropathy
Short Description
Systemic sclerosis with polyneuropathy
Same as the full description in the CMS dataset.
Parent Code
M34.8
Other forms of systemic sclerosis

Code Classification

ChapterM00–M99Diseases of the musculoskeletal system and connective tissue
SectionM30-M36Systemic connective tissue disorders
CategoryM34Systemic sclerosis [scleroderma]
This CodeM34.83Systemic sclerosis with polyneuropathy

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Polyneuropathy due to systemic sclerosis

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Sclerosis, sclerotic
      • systemic
        • with
          • polyneuropathy

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR NVS015
Polyneuropathies
Default principal diagnosis: inpatient No · outpatient No
CCSR MUS024
Systemic lupus erythematosus and connective tissue disorders
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Peripheral Nerve Disorders

Nerves are like wires that carry messages back and forth between your brain and your body. Your peripheral nerves branch off from your brain and spinal cord and connect to all parts of your body, including your muscles and organs.

The full article covers:

  • What are peripheral nerves?
  • What are peripheral nerve disorders?
  • What causes peripheral nerve disorders?
  • What are the symptoms of peripheral nerve disorders?
  • How are peripheral nerve disorders diagnosed?
  • What are the treatments for peripheral nerve disorders?
  • Can peripheral nerve disorders be prevented?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert M34.83 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
710.1 Systemic sclerosis
ApproximateCombination The match is approximate, and more than one code can be needed to describe the source diagnosis. Confirm with contextual judgment.
ICD-9-CM
357.4 Neuropathy in other dis
ApproximateCombination The match is approximate, and more than one code can be needed to describe the source diagnosis. Confirm with contextual judgment.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About M34.83Overview

Is M34.83 (Other forms of systemic sclerosis) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report systemic sclerosis with polyneuropathy on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What is the ICD-9 equivalent of M34.83?

Under the General Equivalence Mappings, systemic sclerosis with polyneuropathy converts to ICD-9-CM 710.1 (systemic sclerosis) and 357.4 (neuropathy in other dis). The mapping is approximate, so confirm the match fits the documentation.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.