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D42

Non-billable

Neoplasm of uncertain behavior of meninges

D42 is the ICD-10-CM code for Neoplasm of uncertain behavior of meninges. It is a non-billable category code — use a more specific child code such as D42.0 for billing.

Status
Header (non-billable)
Chapter
C00-D49
Subcodes
3
Edition
FY2026

C00-D49 Neoplasms

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.

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code D42?
D42 is the ICD-10-CM code for "Neoplasm of uncertain behavior of meninges". It falls under C00-D49 Neoplasms.
Is D42 a billable code?
No — D42 is a non-billable header code. Use a more specific child code (such as D42.0) for billing.
What are the subcodes of D42?
D42 has 3 more specific child codes, including D42.0, D42.1, D42.9.

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

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