D38.3

Billable

Neoplasm of uncertain behavior of mediastinum

D38.3 is the ICD-10-CM code for Neoplasm of uncertain behavior of mediastinum. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
C00-D49
Parent
D38
Edition
FY2026

C00-D49 Neoplasms

What this means — in plain language

MedlinePlus · NIH

What is the chest? The chest is the part of your body between your neck and your abdomen (belly). The medical term for your chest is thorax. Your chest holds many important structures for breathing, digestion, blood circulation, and other important body functions. These structures include your: Ribs and breastbone Esophagus, the tube between your mouth and stomach Trachea, your windpipe Bronchi, the tubes that carry…

Read more about Chest Injuries and Disorders 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 D38.3?
D38.3 is the ICD-10-CM code for "Neoplasm of uncertain behavior of mediastinum". It falls under C00-D49 Neoplasms.
Is D38.3 a billable code?
Yes — D38.3 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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