Is C48.0 a billable ICD-10 code?

Yes. C48.0 (Malignant neoplasm of retroperitoneum) is billable and can be used for insurance claims. Always verify payer-specific requirements.

C48.0 ✓ Billable

Malignant neoplasm of retroperitoneum

Q: What is ICD-10 code C48.0?

ICD-10-CM code C48.0 stands for "Malignant neoplasm of retroperitoneum". It is a billable code in the Neoplasms chapter, effective FY2026 (Oct 1, 2025 – Sep 30, 2026).

ICD-10-CM · FY2026 · Neoplasms

Code

C48.0

System

ICD-10-CM

Billable

Yes — valid for submission

Effective

FY2026

Chapter

Neoplasms

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 C48.0?

ICD-10-CM code C48.0 represents Malignant neoplasm of retroperitoneum. It is a billable diagnosis code in the Neoplasms chapter, effective October 1, 2025 – September 30, 2026.

Is C48.0 billable?

Yes. C48.0 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.

What chapter is C48.0 in?

C48.0 belongs to the Neoplasms chapter (C00–D49) of ICD-10-CM.

Related codes in the C48 category

C48 Malignant neoplasm of retroperitoneum and peritoneum Non-billable C48.1 Malignant neoplasm of specified parts of peritoneum Billable C48.2 Malignant neoplasm of peritoneum, unspecified Billable C48.8 Malignant neoplasm of overlapping sites of retroperitoneum and peritoneum Billable

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