2026 ICD-10-CM Diagnosis Code G54.5Neuralgic amyotrophy

ICD-10-CM CodesG00–G99G50-G59G54

ICD-10-CM G54.5
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

G54.5 is a billable ICD-10-CM diagnosis code for neuralgic amyotrophy. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Nerve and nerve root disorders.

Code Identity

ICD-10-CM Code
G54.5
Billable Status
Yes — Valid for Submission
Code Describes
Neuralgic amyotrophy
Short Description
Neuralgic amyotrophy
Same as the full description in the CMS dataset.
Parent Code
Nerve root and plexus disorders

Code Classification

ChapterG00–G99Diseases of the nervous system
SectionG50-G59Nerve, nerve root and plexus disorders
CategoryG54Nerve root and plexus disorders
This CodeG54.5Neuralgic amyotrophy

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Bilateral brachial plexopathy of upper limbs
  • Bilateral neuralgic amyotrophy
  • Bilateral upper limb nerve inflammation
  • Brachial neuritis of bilateral upper limbs
  • Brachial neuritis of left upper limb
  • Brachial neuritis of right upper limb
  • Brachial plexopathy of left upper limb
  • Brachial plexopathy of right upper limb
  • Inflammation of peripheral nerve of left upper limb
  • Inflammation of peripheral nerve of right upper limb
  • Left Parsonage Turner syndrome
  • Neuralgic amyotrophy
  • Right Parsonage Turner syndrome

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Inclusion Terms

  • Parsonage-Aldren-Turner syndrome
  • Shoulder-girdle neuritis

Type 1 Excludes

  • neuralgic amyotrophy in diabetes mellitus E08 E13

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.

    • Amyotrophia, amyotrophy, amyotrophic
      • neuralgic
    • Neuritis(rheumatoid)
      • shoulder-girdle
    • Parsonage(-Aldren)-Turner syndrome
    • Syndrome
      • Parsonage (-Aldren)-Turner

Clinical ClassificationClinical

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

CCSR NVS017
Nerve and nerve root 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 G54.5 to ICD-9-CMHistory

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

ICD-9-CM
353.5 Neuralgic amyotrophy
Approximate The match is approximate rather than exact.

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 G54.5Overview

Is G54.5 (Nerve root and plexus disorders) a billable code?

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

What is the ICD-9 equivalent of G54.5?

Under the General Equivalence Mappings, neuralgic amyotrophy converts to ICD-9-CM 353.5 (neuralgic amyotrophy). 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.