D03

Non-billable

Melanoma in situ

D03 is the ICD-10-CM code for Melanoma in situ. It is a non-billable category code — use a more specific child code such as D03.0 for billing.

Status
Header (non-billable)
Chapter
C00-D49
Subcodes
10
Edition
FY2026

C00-D49 Neoplasms

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code D03?
D03 is the ICD-10-CM code for "Melanoma in situ". It falls under C00-D49 Neoplasms.
Is D03 a billable code?
No — D03 is a non-billable header code. Use a more specific child code (such as D03.0) for billing.
What are the subcodes of D03?
D03 has 10 more specific child codes, including D03.0, D03.1, D03.2.

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

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