2026 ICD-10-CM Diagnosis Code G95.81Conus medullaris syndrome

ICD-10-CM Codes›G00–G99›G89-G99›G95

ICD-10-CM G95.81
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

G95.81 is a billable ICD-10-CM diagnosis code for conus medullaris syndrome. 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 Other nervous system disorders (neither hereditary nor degenerative).

Code Identity

ICD-10-CM Code
G95.81
Billable Status
Yes — Valid for Submission
Code Describes
Conus medullaris syndrome
Short Description
Conus medullaris syndrome
Same as the full description in the CMS dataset.
Parent Code
G95.8
Other specified diseases of spinal cord

Code Classification

ChapterG00–G99Diseases of the nervous system
SectionG89-G99Other disorders of the nervous system
CategoryG95Other and unspecified diseases of spinal cord
This CodeG95.81Conus medullaris syndrome

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Conus medullaris syndrome

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.

    • Conus(congenital) (any type)
      • medullaris syndrome
    • Syndrome
      • conus medullaris

Clinical ClassificationClinical

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

CCSR NVS020
Other nervous system disorders (neither hereditary nor degenerative)
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Spinal Cord Diseases

Your spinal cord is a bundle of nerves that runs down the middle of your back. It carries signals back and forth between your body and your brain. It is protected by your vertebrae, which are the bone disks that make up your spine.

Read the full article at MedlinePlus

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

Convert G95.81 to ICD-9-CMHistory

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

ICD-9-CM
336.8 Myelopathy NEC
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 G95.81Overview

Is G95.81 (Other specified diseases of spinal cord) a billable code?

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

What is the ICD-9 equivalent of G95.81?

Under the General Equivalence Mappings, conus medullaris syndrome converts to ICD-9-CM 336.8 (myelopathy NEC). 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.