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C61 — Malignant neoplasm of prostate
C61
What this code means
Cancer that starts in the prostate, a small gland below the bladder in men that contributes to semen.
Also called: prostate cancer.
When this code is used
Used for malignant neoplasm of the prostate.
Where it sits in ICD-10-CM
Code C61 belongs to Chapter 2: Neoplasms, which covers codes C00–D49 in the FY2027 ICD-10-CM tabular list. The official description above is copied verbatim from the CDC/NCHS FY2027 code file.
Learn more about this condition
Related symptoms
Related anatomy
Watch: related videos
Frequently asked questions
What is ICD-10-CM code C61?
C61 is the ICD-10-CM diagnosis code for “Malignant neoplasm of prostate”. Cancer that starts in the prostate, a small gland below the bladder in men that contributes to semen.
When is code C61 used?
Used for malignant neoplasm of the prostate. It belongs to Chapter 2 of ICD-10-CM (Neoplasms).
This guide explains ICD-10-CM codes in plain language for patients, students and other readers. It is educational information only — not coding, billing or medical advice. The code recorded for any real encounter is assigned from the full clinical documentation by the treating team and qualified coders, and only they can decide which code fits a specific case.