D49.8

Non-billable

Neoplasm of unspecified behavior of other specified sites

D49.8 is the ICD-10-CM code for Neoplasm of unspecified behavior of other specified sites. It is a non-billable category code — use a more specific child code such as D49.81 for billing.

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

C00-D49 Neoplasms

Excludes1 — not coded here

  • neoplasm of unspecified behavior of eyelid (skin) (D49.2)
  • neoplasm of unspecified behavior of eyelid cartilage (D49.2)
  • neoplasm of unspecified behavior of great vessels (D49.2)
  • neoplasm of unspecified behavior of optic nerve (D49.7)

Frequently asked questions

What is ICD-10 code D49.8?
D49.8 is the ICD-10-CM code for "Neoplasm of unspecified behavior of other specified sites". It falls under C00-D49 Neoplasms.
Is D49.8 a billable code?
No — D49.8 is a non-billable header code. Use a more specific child code (such as D49.81) for billing.
What are the subcodes of D49.8?
D49.8 has 2 more specific child codes, including D49.81, D49.89.
What is excluded from D49.8?
Excludes1 (not coded here): neoplasm of unspecified behavior of eyelid (skin) (D49.2); neoplasm of unspecified behavior of eyelid cartilage (D49.2); neoplasm of unspecified behavior of great vessels (D49.2); neoplasm of unspecified behavior of optic nerve (D49.7).

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

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