Is Z12 a billable code?
No. Z12 is a header code that groups 20 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
Z12: Encounter for screening for malignant neoplasms
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
Z12 groups related diagnoses under encounter for screening for malignant neoplasms. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under Z12
- Z12.0Encounter for screening for malignant neoplasm of stomach
- Z12.10Encounter for screening for malignant neoplasm of intestinal tract, unspecified
- Z12.11Encounter for screening for malignant neoplasm of colon
- Z12.12Encounter for screening for malignant neoplasm of rectum
- Z12.13Encounter for screening for malignant neoplasm of small intestine
- Z12.2Encounter for screening for malignant neoplasm of respiratory organs
- Z12.31Encounter for screening mammogram for malignant neoplasm of breast
- Z12.39Encounter for other screening for malignant neoplasm of breast
- Z12.4Encounter for screening for malignant neoplasm of cervix
- Z12.5Encounter for screening for malignant neoplasm of prostate
- Z12.6Encounter for screening for malignant neoplasm of bladder
- Z12.71Encounter for screening for malignant neoplasm of testis
- Z12.72Encounter for screening for malignant neoplasm of vagina
- Z12.73Encounter for screening for malignant neoplasm of ovary
- Z12.79Encounter for screening for malignant neoplasm of other genitourinary organs
- Z12.81Encounter for screening for malignant neoplasm of oral cavity
- Z12.82Encounter for screening for malignant neoplasm of nervous system
- Z12.83Encounter for screening for malignant neoplasm of skin
- Z12.89Encounter for screening for malignant neoplasm of other sites
- Z12.9Encounter for screening for malignant neoplasm, site unspecified
Z12 questions
What does Z12 mean?
Z12 is the ICD-10-CM code for Encounter for screening for malignant neoplasms. It is in chapter 22, Factors influencing health status and contact with health services (Z00-Z99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.