D3A

Non-billable

Benign neuroendocrine tumors

D3A is the ICD-10-CM code for Benign neuroendocrine tumors. It is a non-billable category code — use a more specific child code such as D3A.0 for billing.

Status
Header (non-billable)
Chapter
C00-D49
Subcodes
2
Edition
FY2026

C00-D49 Neoplasms

What this means — in plain language

MedlinePlus · NIH

Tumors are abnormal growths in your body. They can be either benign or malignant. Benign tumors aren't cancer. Malignant ones are. Benign tumors grow only in one place. They cannot spread or invade other parts of your body. Even so, they can be dangerous if they press on vital organs, such as your brain. Tumors are made up of extra cells. Normally, cells grow and divide to form new cells as your body needs them.…

Read more about Benign Tumors at MedlinePlus ↗

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

Excludes2 — not included here

  • benign pancreatic islet cell tumors (D13.7)

Use additional code

  • code to identify any associated endocrine syndrome, such as:
  • carcinoid syndrome (E34.00)

Notes

  • any associated multiple endocrine neoplasia [MEN] syndromes (E31.2-)

Frequently asked questions

What is ICD-10 code D3A?
D3A is the ICD-10-CM code for "Benign neuroendocrine tumors". It falls under C00-D49 Neoplasms.
Is D3A a billable code?
No — D3A is a non-billable header code. Use a more specific child code (such as D3A.0) for billing.
What are the subcodes of D3A?
D3A has 2 more specific child codes, including D3A.0, D3A.8.

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

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