C25.9 – Malignant neoplasm of pancreas, unspecified

ICD-10-CM 2027 diagnosis code · Malignant neoplasms of digestive organs

Billable code

ICD-10-CM code C25.9

Code: C25.9 (claims format: C259)
Description: Malignant neoplasm of pancreas, unspecified
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: C15-C26 Malignant neoplasms of digestive organs
Parent codes: C25

Notes inherited from parent codes

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

C25 – Malignant neoplasm of pancreas

Use additional code:

code to identify:
alcohol abuse and dependence (F10.-)

Code also:

if applicable exocrine pancreatic insufficiency (K86.81)

Block C15-C26

Excludes1 (not coded here):

Kaposi's sarcoma of gastrointestinal sites (C46.4)

Excludes2 (not included here):

gastrointestinal stromal tumors (C49.A-)

Index terms for C25.9

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

Related codes in C25

Frequently asked questions

What is ICD-10 code C25.9?

C25.9 is the ICD-10-CM code for malignant neoplasm of pancreas, unspecified, in the block C15-C26 (Malignant neoplasms of digestive organs).

Is C25.9 a billable code?

Yes. C25.9 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does C25.9 belong to?

It belongs to category C25 – Malignant neoplasm of pancreas.

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.