C46.4 – Kaposi's sarcoma of gastrointestinal sites

ICD-10-CM 2027 diagnosis code · Malignant neoplasms of mesothelial and soft tissue

Billable code

ICD-10-CM code C46.4

Code: C46.4 (claims format: C464)
Description: Kaposi's sarcoma of gastrointestinal sites
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 2. Neoplasms (C00-D49)
Block: C45-C49 Malignant neoplasms of mesothelial and soft tissue
Parent codes: C46

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

C46 – Kaposi's sarcoma

Code first:

any human immunodeficiency virus [HIV] disease (B20)

Index terms for C46.4

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in C46

C46.0 – Kaposi's sarcoma of skinBillable
C46.1 – Kaposi's sarcoma of soft tissueBillable
C46.2 – Kaposi's sarcoma of palateBillable
C46.3 – Kaposi's sarcoma of lymph nodesBillable
C46.5 – Kaposi's sarcoma of lungHeader
C46.7 – Kaposi's sarcoma of other sitesBillable
C46.9 – Kaposi's sarcoma, unspecifiedBillable

Frequently asked questions

What is ICD-10 code C46.4?

C46.4 is the ICD-10-CM code for kaposi's sarcoma of gastrointestinal sites, in the block C45-C49 (Malignant neoplasms of mesothelial and soft tissue).

Is C46.4 a billable code?

Yes. C46.4 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does C46.4 belong to?

It belongs to category C46 – Kaposi's sarcoma.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.