Z12.1 – Encounter for screening for malignant neoplasm of intestinal tract
ICD-10-CM 2027 diagnosis code · Persons encountering health services for examinations
- Code
Z12.1(claims format:Z121)- Description
- Encounter for screening for malignant neoplasm of intestinal tract
- Short description
- Encntr screen for malignant neoplasm of intestinal tract
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 21. Factors influencing health status and contact with health services (Z00-Z99)
- Block
- Z00-Z13 Persons encountering health services for examinations
- Parent codes
- Z12
Billable codes under Z12.1
Z12.1 is a header code and cannot be used on claims. Choose the most specific code:
- Z12.10 – Encounter for screening for malignant neoplasm of intestinal tract, unspecifiedBillable
- Z12.11 – Encounter for screening for malignant neoplasm of colonBillable
- Z12.12 – Encounter for screening for malignant neoplasm of rectumBillable
- Z12.13 – Encounter for screening for malignant neoplasm of small intestineBillable
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Z12 – Encounter for screening for malignant neoplasms
- Screening is the testing for disease or disease precursors in asymptomatic individuals so that early detection and treatment can be provided for those who test positive for the disease.
- encounter for diagnostic examination-code to sign or symptom
- code to identify any family history of malignant neoplasm (Z80.-)
Block Z00-Z13
- Nonspecific abnormal findings disclosed at the time of these examinations are classified to categories R70-R94.
Related codes in Z12
- Z12.0 – Encounter for screening for malignant neoplasm of stomachBillable
- Z12.2 – Encounter for screening for malignant neoplasm of respiratory organsBillable
- Z12.3 – Encounter for screening for malignant neoplasm of breastHeader
- Z12.4 – Encounter for screening for malignant neoplasm of cervixBillable
- Z12.5 – Encounter for screening for malignant neoplasm of prostateBillable
- Z12.6 – Encounter for screening for malignant neoplasm of bladderBillable
- Z12.7 – Encounter for screening for malignant neoplasm of other genitourinary organsHeader
- Z12.8 – Encounter for screening for malignant neoplasm of other sitesHeader
- Z12.9 – Encounter for screening for malignant neoplasm, site unspecifiedBillable
Frequently asked questions
What is ICD-10 code Z12.1?
Z12.1 is the ICD-10-CM code for encounter for screening for malignant neoplasm of intestinal tract, in the block Z00-Z13 (Persons encountering health services for examinations).
Is Z12.1 a billable code?
No. Z12.1 is a header code with more specific child codes; report one of the billable codes listed above.
What category does Z12.1 belong to?
It belongs to category Z12 – Encounter for screening for malignant neoplasms.
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.