Is N63.0 a billable ICD-10 code?

Yes. N63.0 (Unspecified lump in unspecified breast) is billable and can be used for insurance claims. Always verify payer-specific requirements.

N63.0 ✓ Billable

Unspecified lump in unspecified breast

Q: What is ICD-10 code N63.0?

ICD-10-CM code N63.0 stands for "Unspecified lump in unspecified breast". It is a billable code in the Diseases of the Genitourinary System chapter, effective FY2026 (Oct 1, 2025 – Sep 30, 2026).

ICD-10-CM · FY2026 · Diseases of the Genitourinary System

Code

N63.0

System

ICD-10-CM

Billable

Yes — valid for submission

Effective

FY2026

Chapter

Diseases of the Genitourinary System

Source

CMS / CDC NCHS

⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.

Frequently asked questions

What is ICD-10 code N63.0?

ICD-10-CM code N63.0 represents Unspecified lump in unspecified breast. It is a billable diagnosis code in the Diseases of the Genitourinary System chapter, effective October 1, 2025 – September 30, 2026.

Is N63.0 billable?

Yes. N63.0 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.

What chapter is N63.0 in?

N63.0 belongs to the Diseases of the Genitourinary System chapter (N00–N99) of ICD-10-CM.

Related codes in the N63 category

N63 Unspecified lump in breast Non-billable N63.1 Unspecified lump in the right breast Non-billable N63.2 Unspecified lump in the left breast Non-billable N63.3 Unspecified lump in axillary tail Non-billable N63.4 Unspecified lump in breast, subareolar Non-billable N63.10 Unspecified lump in the right breast, unspecified quadrant Billable N63.11 Unspecified lump in the right breast, upper outer quadrant Billable N63.12 Unspecified lump in the right breast, upper inner quadrant Billable

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