Current
Z11 — Encounter for screening for infectious and parasitic diseases
Part of Chapter 21: Factors influencing health status and contact with health services , block Persons encountering health services for examinations (Z00-Z13) .
Official Notes
Inclusion Terms
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.
Excludes1
encounter for diagnostic examination-code to sign or symptom
Child Codes
- Z11.0 Encounter for screening for intestinal infectious diseases Billable
- Z11.1 Encounter for screening for respiratory tuberculosis Billable
- Z11.2 Encounter for screening for other bacterial diseases Billable
- Z11.3 Encounter for screening for infections with a predominantly sexual mode of transmission Billable
- Z11.4 Encounter for screening for human immunodeficiency virus [HIV] Billable
- Z11.5 Encounter for screening for other viral diseases Has subcodes
- Z11.6 Encounter for screening for other protozoal diseases and helminthiases Billable
- Z11.7 Encounter for testing for latent tuberculosis infection Billable
- Z11.8 Encounter for screening for other infectious and parasitic diseases Billable
- Z11.9 Encounter for screening for infectious and parasitic diseases, unspecified Billable
FY 2027 effective October 1, 2026 · CDC NCHS and CMS