G54Not billable, use a more specific code below

Nerve root and plexus disorders

In Nerve, nerve root and plexus disorders (G50-G59), chapter 6: Diseases of the Nervous System

10 billable codes under G54: none are a CC or MCC; 2 map to HCC 409 (Amputation Status, Lower Limb/Amputation Complications).An HCC counts toward a Medicare Advantage patient's risk score.

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Instructional notes

Excludes1: not coded here, use a different code

  • current traumatic nerve root and plexus disorders - see nerve injury by body region
  • intervertebral disc disorders (M50-M51)
  • neuralgia or neuritis NOS (M79.2)
  • neuritis or radiculitis brachial NOS (M54.13)
  • neuritis or radiculitis lumbar NOS (M54.16)
  • neuritis or radiculitis lumbosacral NOS (M54.17)
  • neuritis or radiculitis thoracic NOS (M54.14)
  • radiculitis NOS (M54.10)
  • radiculopathy NOS (M54.10)
  • spondylosis (M47.-)

Also applies, from Nerve, nerve root and plexus disorders (G50-G59)

These notes sit on G50-G59 and apply to every code under it, including G54.

Excludes1: not coded here, use a different code

  • current traumatic nerve, nerve root and plexus disorders - see Injury, nerve by body region
  • neuralgia NOS (M79.2)
  • neuritis NOS (M79.2)
  • peripheral neuritis in pregnancy (O26.82-)
  • radiculitis NOS (M54.1-)

Official coding guidelines

From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.

Covers default dominant or nondominant side for hemiplegia and monoplegia, and use and sequencing of G89 pain codes, including postoperative, chronic, and neoplasm-related pain.

Read Section I.C.6 (page 45)

G54 MS-DRGs

As the principal diagnosis, all 10 billable codes under G54 group to MS-DRG 073 or 074 (v44.0). Which one applies depends on procedures performed, secondary diagnoses (CC/MCC), and the patient's age and discharge status.

About the condition

Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.

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. Peripheral nerves carry messages from your brain that control your movement, breathing, heartbeat, digestion, and more. They also carry messages from your body to your brain, so you can feel things, such as pain, heat, and cold.

Read more about peripheral nerve disorders on MedlinePlus

Code history

Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.