C48.1Billable

Malignant neoplasm of specified parts of peritoneum

Chapter
2. Neoplasms
Category
C48
Effective date
October 1, 2026

Related codes in category C48

C48Malignant neoplasm of retroperitoneum and peritoneumC48.0Malignant neoplasm of retroperitoneumYesC48.2Malignant neoplasm of peritoneum, unspecifiedYesC48.8Malig neoplasm of ovrlp sites of retroperiton and peritoneumYes

Frequently asked questions

What is ICD-10 code C48.1?

C48.1 is an ICD-10-CM diagnosis code for Malignant neoplasm of specified parts of peritoneum.

Is C48.1 a billable code?

Yes. C48.1 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is C48.1 in?

C48.1 falls under Chapter 2: Neoplasms.

When did C48.1 become effective?

C48.1 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to C48.1?

C48.1 belongs to category C48, which includes 4 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.