G13.1

Billable

Other systemic atrophy primarily affecting central nervous system in neoplastic disease

G13.1 is the ICD-10-CM code for Other systemic atrophy primarily affecting central nervous system in neoplastic disease. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
G00-G99
Parent
G13
Edition
FY2026

G00-G99 Diseases of the nervous system

What this means — in plain language

MedlinePlus · NIH

Your brain is the control center of your body. It controls your thoughts, memory, speech, and movement. It regulates the function of many organs. It's part of your nervous system, which also includes your spinal cord and peripheral nerves. The nervous system sends signals between your brain and the rest of the body. Your nerves take in information from your senses and send it to the brain to be processed. Your brain…

Read more about Brain Diseases at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Includes

  • Paraneoplastic limbic encephalopathy

Code first

  • underlying neoplasm (C00-D49)

Frequently asked questions

What is ICD-10 code G13.1?
G13.1 is the ICD-10-CM code for "Other systemic atrophy primarily affecting central nervous system in neoplastic disease". It falls under G00-G99 Diseases of the nervous system.
Is G13.1 a billable code?
Yes — G13.1 is a billable, specific ICD-10-CM code valid for reimbursement.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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