Z40.0
Non-billableEncounter for prophylactic surgery for risk factors related to malignant neoplasms
Z40.0 is the ICD-10-CM code for Encounter for prophylactic surgery for risk factors related to malignant neoplasms. It is a non-billable category code — use a more specific child code such as Z40.00 for billing.
Z00-Z99 Factors influencing health status and contact with health services
What this means — in plain language
MedlinePlus · NIHWhat is cancer? Cancer is not just one disease but many diseases. Cancer begins in your cells, which are the building blocks of your body. Usually, your body forms new cells as needed, replacing old cells that die. Sometimes this process goes wrong. New cells grow even when you don't need them, and old cells don't die when they should. These extra cells can form a mass called a tumor. Tumors can be benign or…
Read more about Cancer at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Includes
- •Admission for prophylactic organ removal
Use additional code
- •code to identify risk factor, such as genetic susceptibility to malignant neoplasm Z15.-
Medications indicated for this condition
FDA labeling- Dexmedetomidine Hydrochloride in 0.9% Sodium Chloride›
- Dexmedetomidine Hydrochloride in Sodium Chloride›
Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.
Conditions mapped to this code
MedlinePlus · NIHPlain-language health-topic references grounded in MedlinePlus (NIH/NLM).
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
Look up another ICD-10 code or condition